kicad-developers team mailing list archive

[Maciej Sumiński <maciej.suminski@xxxxxxx>]

Excellent, I have just performed some additional tests, added a few more
fixes and everything seems fine, no observable performance drop. Thank
you Jon, your patch has been merged.

Regards,
Orson

On 03/01/2017 10:37 PM, Wayne Stambaugh wrote:
> Got it!  Then I'm ok with the changes assuming they don't break anything
> else.
> 
> On 3/1/2017 4:28 PM, Jon Evans wrote:
>> The caching was only used by the auto router before. Orson's patch
>> implements local caching in the auto router, and other sites just
>> regenerate the bbox when they need to retrieve it, which is the same
>> behavior as before. 
>>
>> We can't add a caching system that didn't exist before without the board
>> dirty flag that I mentioned would be a ton of work to implement. 
>>
>> -Jon
>>
>> On Mar 1, 2017 16:25, "Wayne Stambaugh" <stambaughw@xxxxxxxxx
>> <mailto:stambaughw@xxxxxxxxx>> wrote:
>>
>>     I thought we were retaining the cached behavior for existing code and
>>     implementing a secondary feature to always recalculate the bounding box.
>>      It looks to me as though the cached behavior has completely been
>>     removed unless I'm missing something.
>>
>>     On 3/1/2017 9:07 AM, Jon Evans wrote:
>>     > It was in this thread; I've attached them both again for convenience.
>>     > The "0001-Remove-BOARD-SetBoundingBox.patch" is applied after applying
>>     > the other patch.
>>     >
>>     > On Wed, Mar 1, 2017 at 8:59 AM, Wayne Stambaugh
>>     <stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     > <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>> wrote:
>>     >
>>     >     On 3/1/2017 8:54 AM, Jon Evans wrote:
>>     >     > Wayne, Orson's latest patch is basically Option 2 but
>>     implemented
>>     >     > another way.  Can you check it out and let us know if you
>>     are OK merging
>>     >     > it as-is, or if we should change the implementation to be
>>     more like what
>>     >     > I described?
>>     >
>>     >     I don't remember seeing this patch.  Was it posted to the dev
>>     list?
>>     >
>>     >     >
>>     >     > Thanks,
>>     >     > Jon
>>     >     >
>>     >     > On Wed, Mar 1, 2017 at 8:43 AM, Wayne Stambaugh
>>     <stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>
>>     >     > <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>>> wrote:
>>     >     >
>>     >     >     Option 2 seems fine.  It may be easier to just add an option
>>     >     argument to
>>     >     >     the existing GetBoundingBox() function to either return
>>     the cached
>>     >     >     bounding box or recalculate the bounding box on demand
>>     rather than
>>     >     >     create a different function for the cached vs. uncached
>>     version.
>>     >     >
>>     >     >     On 3/1/2017 2:51 AM, Maciej Sumiński wrote:
>>     >     >     > Wayne, what do you think? If it is acceptable, then I
>>     would
>>     >     like to
>>     >     >     > merge the patches. I should not judge my code, as I
>>     might be
>>     >     >     tempted to
>>     >     >     > consider it a good solution.
>>     >     >     >
>>     >     >     > In case my proposal to cache the bounding box in
>>     autorouter code
>>     >     >     is not
>>     >     >     > approved, then I would say #2 would do the job.
>>     >     >     >
>>     >     >     > Cheers,
>>     >     >     > Orson
>>     >     >     >
>>     >     >     > On 03/01/2017 01:23 AM, Jon Evans wrote:
>>     >     >     >> Update: after some more testing, I think Orson's patch on
>>     >     top of
>>     >     >     mine is
>>     >     >     >> the way to go.  It pulls the computation out of the
>>     loops for
>>     >     >     autorouter,
>>     >     >     >> and that's the only place where the board's bounding
>>     box is
>>     >     used
>>     >     >     >> repetitively.  Since the other call sites are only
>>     going to
>>     >     get the
>>     >     >     >> bounding box intermittently, I don't think it's worth any
>>     >     effort
>>     >     >     doing
>>     >     >     >> complicated things to track and recompute the
>>     bounding box when
>>     >     >     things are
>>     >     >     >> changed.
>>     >     >     >>
>>     >     >     >> So, I think my patch and Orson's should be merged.
>>     >     >     >>
>>     >     >     >> -Jon
>>     >     >     >>
>>     >     >     >> On Tue, Feb 28, 2017 at 6:51 PM, Jon Evans
>>     >     <jon@xxxxxxxxxxxxx <mailto:jon@xxxxxxxxxxxxx>
>>     <mailto:jon@xxxxxxxxxxxxx <mailto:jon@xxxxxxxxxxxxx>>
>>     >     >     <mailto:jon@xxxxxxxxxxxxx <mailto:jon@xxxxxxxxxxxxx>
>>     <mailto:jon@xxxxxxxxxxxxx <mailto:jon@xxxxxxxxxxxxx>>>> wrote:
>>     >     >     >>
>>     >     >     >>> I'm finally back to this problem now that I have some
>>     >     other WIP
>>     >     >     committed.
>>     >     >     >>>
>>     >     >     >>> As far as I can tell, there two paths to go down for
>>     this
>>     >     problem:
>>     >     >     >>>
>>     >     >     >>> 1) Implement auto-caching of the bounding box.  This
>>     >     requires some
>>     >     >     >>> mechanism to tell BOARD that it needs to update the
>>     cache,
>>     >     be it
>>     >     >     OBSERVABLE
>>     >     >     >>> or some other update function added to BOARD_ITEM. 
>>     No matter
>>     >     >     how it's
>>     >     >     >>> done, this method seems not great to me because it
>>     requires
>>     >     >     touching a ton
>>     >     >     >>> of code to provide coverage for every possible entry
>>     point
>>     >     that
>>     >     >     could end
>>     >     >     >>> up having an effect on the bounding box.
>>     >     >     >>>
>>     >     >     >>> 2) Have two different calls to get the bounding box
>>     for an
>>     >     >     EDA_ITEM, one
>>     >     >     >>> that always re-generates the cache and one that just
>>     returns a
>>     >     >     cached
>>     >     >     >>> value.  Update the call sites that hit the bounding box
>>     >     frequently
>>     >     >     >>> (autorouter, etc) to make use of the cached value; keep
>>     >     the call
>>     >     >     sites that
>>     >     >     >>> always re-generate the bounding box in today's code
>>     >     working that
>>     >     >     way.
>>     >     >     >>> Performance shouldn't be any better or worse than it
>>     is now.
>>     >     >     >>>
>>     >     >     >>> 3) Track whether a board is clean/dirty in some
>>     other way
>>     >     >     besides looking
>>     >     >     >>> at BOARD_ITEMs.  This might not be practical while
>>     we still
>>     >     >     support legacy,
>>     >     >     >>> but once there is only GAL, I could see this maybe being
>>     >     >     possible through
>>     >     >     >>> the tool framework.  For example, actions could be
>>     marked as
>>     >     >     possibly
>>     >     >     >>> impacting the board or not (i.e. move item does,
>>     zoom does
>>     >     not)
>>     >     >     >>>
>>     >     >     >>> So, unless someone suggests otherwise, I'm going to try
>>     >     >     implementing #2,
>>     >     >     >>> and suggest #3 as a future improvement that would
>>     improve
>>     >     >     performance for
>>     >     >     >>> some edge case operations (i.e. "zoom to fit screen"
>>     would be
>>     >     >     instantaneous
>>     >     >     >>> if nothing has modified the board since the last
>>     time the bbox
>>     >     >     was cached,
>>     >     >     >>> even on large boards)
>>     >     >     >>>
>>     >     >     >>> -Jon
>>     >     >     >>>
>>     >     >     >>> On Fri, Feb 24, 2017 at 11:01 AM, Wayne Stambaugh
>>     >     >     <stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>
>>     >     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>>>
>>     >     >     >>> wrote:
>>     >     >     >>>
>>     >     >     >>>> On 2/24/2017 10:30 AM, Maciej Sumiński wrote:
>>     >     >     >>>>> Most of the operations one can do on a BOARD_ITEM
>>     >     potentially
>>     >     >     affects
>>     >     >     >>>>> the board bounding box. It means there might be
>>     many places
>>     >     >     where the
>>     >     >     >>>>> notifications should be added.
>>     >     >     >>>>>
>>     >     >     >>>>> Some time ago, Michael Steinberg has put in place
>>     >     OBSERVABLE class
>>     >     >     >>>>> (include/observable.h) that could facilitate the task.
>>     >     >     >>>>
>>     >     >     >>>> It could be useful but I'm not sure it would be a
>>     better
>>     >     design
>>     >     >     than the
>>     >     >     >>>> child object informing it's parent that it's
>>     bounding box has
>>     >     >     changed.
>>     >     >     >>>> I'm not sure the additional code would make the
>>     code any more
>>     >     >     readable.
>>     >     >     >>>> The only benefit would be if other observers were
>>     required.
>>     >     >     >>>>
>>     >     >     >>>>>
>>     >     >     >>>>> With the current approach, developers have to guess
>>     >     whether to
>>     >     >     update
>>     >     >     >>>>> the bounding box with ComputeBoundingBox() or take the
>>     >     cached
>>     >     >     value.
>>     >     >     >>>>> Update is called in very few places, so I really
>>     wonder what
>>     >     >     kind of
>>     >     >     >>>>> magic makes it work, but I might have missed
>>     something here.
>>     >     >     >>>>
>>     >     >     >>>> This solution would require limiting the entry
>>     points in
>>     >     the BOARD
>>     >     >     >>>> object that allow changes to the BOARD's child items.
>>     >     >     Conceptually this
>>     >     >     >>>> is probably easier to understand but requires
>>     developers
>>     >     to be
>>     >     >     diligent
>>     >     >     >>>> when making changes to the BOARD object or not
>>     trying to
>>     >     bypass
>>     >     >     these
>>     >     >     >>>> entry points.
>>     >     >     >>>>
>>     >     >     >>>>>
>>     >     >     >>>>> Regards,
>>     >     >     >>>>> Orson
>>     >     >     >>>>>
>>     >     >     >>>>> On 02/24/2017 04:06 PM, Wayne Stambaugh wrote:
>>     >     >     >>>>>> Every BOARD_ITEM has a parent/child relationship
>>     or at
>>     >     least
>>     >     >     it did if
>>     >     >     >>>>>> someone did not break it.  You can always find
>>     the parent
>>     >     >     BOARD object
>>     >     >     >>>>>> by walking up the BOARD_ITEM parent list.  There is
>>     >     already a
>>     >     >     >>>>>> BOARD_ITEM::GetBoard() call that should return
>>     the parent
>>     >     >     board.  You
>>     >     >     >>>>>> could use that to notify the BOARD object when a
>>     child
>>     >     BOARD_ITEM
>>     >     >     >>>> change
>>     >     >     >>>>>> effects the bounding box.
>>     >     >     >>>>>>
>>     >     >     >>>>>> On 2/24/2017 9:27 AM, Jon Evans wrote:
>>     >     >     >>>>>>> We need a solution that allows GetBoundingBox to
>>     be called
>>     >     >     blindly,
>>     >     >     >>>>>>> without knowing if (or how) an EDA_ITEM subclass
>>     needs to
>>     >     >     have the
>>     >     >     >>>>>>> bounding box updated.
>>     >     >     >>>>>>>
>>     >     >     >>>>>>> Does anyone have ideas about how complicated it
>>     would
>>     >     be to
>>     >     >     give the
>>     >     >     >>>>>>> BOARD class knowledge of whether or not anything
>>     >     inside it has
>>     >     >     >>>> changed?
>>     >     >     >>>>>>> This is what I tried to implement at first, but
>>     Orson
>>     >     >     pointed out that
>>     >     >     >>>>>>> the way I did it would miss some kinds of changes.
>>     >     >     >>>>>>>
>>     >     >     >>>>>>> Figuring out the above also seems useful for
>>     other reasons
>>     >     >     -- for
>>     >     >     >>>>>>> example, autosave / backup features are easier to
>>     >     implement
>>     >     >     if there
>>     >     >     >>>> is
>>     >     >     >>>>>>> a global "dirty/clean" flag for things like BOARD.
>>     >     >     >>>>>>>
>>     >     >     >>>>>>> If there is no good way to implement caching, I
>>     guess
>>     >     >     another way
>>     >     >     >>>> would
>>     >     >     >>>>>>> be to implement caching at the sites that use
>>     the BOARD
>>     >     >     bounding box
>>     >     >     >>>>>>> heavily (autorouter etc)
>>     >     >     >>>>>>>
>>     >     >     >>>>>>> -Jon
>>     >     >     >>>>>>>
>>     >     >     >>>>>>> On Fri, Feb 24, 2017 at 9:22 AM, Wayne Stambaugh <
>>     >     >     >>>> stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>
>>     >     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>>
>>     >     >     >>>>>>> <mailto:stambaughw@xxxxxxxxx
>>     <mailto:stambaughw@xxxxxxxxx>
>>     >     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>
>>     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>
>>     >     <mailto:stambaughw@xxxxxxxxx <mailto:stambaughw@xxxxxxxxx>>>>>
>>     >     >     wrote:
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>     On 2/24/2017 4:16 AM, Maciej Sumiński wrote:
>>     >     >     >>>>>>>     > Hi Jon,
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     > The current version looks much better to me.
>>     >     From what
>>     >     >     I see
>>     >     >     >>>> there is no
>>     >     >     >>>>>>>     > actual bounding box caching, as
>>     GetBoundingBox()
>>     >     >     always calls
>>     >     >     >>>>>>>     > ComputeBoundingBox(). I am fine with that, but
>>     >     before
>>     >     >     I push
>>     >     >     >>>> the patch I
>>     >     >     >>>>>>>     > need to ask: does anyone know why the
>>     board bounding
>>     >     >     box is
>>     >     >     >>>> cached? I
>>     >     >     >>>>>>>     > believe it must have been done to boost
>>     >     performance of
>>     >     >     certain
>>     >     >     >>>> parts of
>>     >     >     >>>>>>>     > the code, but I wonder if it is really
>>     necessary.
>>     >     >     Especially
>>     >     >     >>>> that one
>>     >     >     >>>>>>>     > needs to know that it has to be updated using
>>     >     >     >>>> ComputeBoundingBox().
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>     It was cached so it didn't need to be
>>     recalculated
>>     >     every
>>     >     >     time the
>>     >     >     >>>>>>>     bounding box was required.  It should or at
>>     least
>>     >     it did
>>     >     >     >>>> recalculate
>>     >     >     >>>>>>>     only when the changes were made since the
>>     last call to
>>     >     >     fetch the
>>     >     >     >>>>>>>     bounding box.  On very complex boards, this
>>     can take a
>>     >     >     while.
>>     >     >     >>>> Getting
>>     >     >     >>>>>>>     the bounding box is called fairly often so this
>>     >     can add
>>     >     >     up.  I
>>     >     >     >>>> don't see
>>     >     >     >>>>>>>     any reason to recalculate the bounding box on
>>     >     every get
>>     >     >     bounding
>>     >     >     >>>> box
>>     >     >     >>>>>>>     call.  If the current bounding box behavior
>>     is broken,
>>     >     >     then it
>>     >     >     >>>> should be
>>     >     >     >>>>>>>     fixed.  I don't see any reason to get rid of the
>>     >     caching
>>     >     >     method.
>>     >     >     >>>> If you
>>     >     >     >>>>>>>     are operating outside of the normal methods
>>     for adding
>>     >     >     and/or
>>     >     >     >>>> editing
>>     >     >     >>>>>>>     board objects that prevents the correct
>>     bounding box
>>     >     >     from being
>>     >     >     >>>>>>>     calculated, that is your fault and you need
>>     to fix
>>     >     your code
>>     >     >     >>>>>>>     accordingly.
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     > Just by looking at the code, I noticed
>>     that the
>>     >     >     autorouter calls
>>     >     >     >>>>>>>     > BOARD::GetBoundingBox() frequently, but I
>>     could not
>>     >     >     see much
>>     >     >     >>>>>>>     difference
>>     >     >     >>>>>>>     > with caching disabled. Likely, the routing
>>     >     algorithm takes
>>     >     >     >>>>>>>     significantly
>>     >     >     >>>>>>>     > more time than the bounding box calculations.
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     > Personally I would completely remove
>>     >     m_BoundingBox field
>>     >     >     >>>> instead of
>>     >     >     >>>>>>>     > making it mutable. Also, I have noticed
>>     there are a
>>     >     >     few places
>>     >     >     >>>>>>>     where the
>>     >     >     >>>>>>>     > bounding box is overridden with
>>     SetBoundingBox(). It
>>     >     >     seems to
>>     >     >     >>>> me a bit
>>     >     >     >>>>>>>     > dubious, as bounding box should depend
>>     solely on
>>     >     the items
>>     >     >     >>>>>>>     belonging to
>>     >     >     >>>>>>>     > the board. I attach a patch to show what I
>>     would
>>     >     >     change. Any
>>     >     >     >>>> comments,
>>     >     >     >>>>>>>     > especially from Wayne & Jean-Pierre?
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     > Regards,
>>     >     >     >>>>>>>     > Orson
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     > On 02/23/2017 01:49 PM, Jon Evans wrote:
>>     >     >     >>>>>>>     >> Hi Orson,
>>     >     >     >>>>>>>     >>
>>     >     >     >>>>>>>     >> Here's an updated patch with the changes you
>>     >     >     requested.  The
>>     >     >     >>>> only
>>     >     >     >>>>>>>     issue is,
>>     >     >     >>>>>>>     >> without some kind of caching, I had to
>>     change the
>>     >     >     call sites
>>     >     >     >>>> that
>>     >     >     >>>>>>>     were
>>     >     >     >>>>>>>     >> interested in the board bounding box with
>>     edges
>>     >     only,
>>     >     >     so the
>>     >     >     >>>>>>>     patch has
>>     >     >     >>>>>>>     >> grown in scope.  Let me know if this
>>     looks better.
>>     >     >     >>>>>>>     >>
>>     >     >     >>>>>>>     >> Best,
>>     >     >     >>>>>>>     >> Jon
>>     >     >     >>>>>>>     >>
>>     >     >     >>>>>>>     >> On Thu, Feb 23, 2017 at 4:17 AM, Maciej
>>     Sumiński
>>     >     >     >>>>>>>     <maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>
>>     >     <mailto:maciej.suminski@xxxxxxx <mailto:maciej.suminski@xxxxxxx>>
>>     >     >     <mailto:maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>
>>     >     <mailto:maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>>> <mailto:maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>
>>     >     <mailto:maciej.suminski@xxxxxxx <mailto:maciej.suminski@xxxxxxx>>
>>     >     >     <mailto:maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>
>>     >     <mailto:maciej.suminski@xxxxxxx
>>     <mailto:maciej.suminski@xxxxxxx>>>>>
>>     >     >     >>>>>>>     >> wrote:
>>     >     >     >>>>>>>     >>
>>     >     >     >>>>>>>     >>> Hi Jon,
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>> I really like the generic approach in
>>     the zoom
>>     >     >     methods. This
>>     >     >     >>>> part I
>>     >     >     >>>>>>>     >>> would merge instantly, but there is an
>>     issue with
>>     >     >     caching the
>>     >     >     >>>> board
>>     >     >     >>>>>>>     >>> bounding box. It does not take into
>>     account that
>>     >     >     items already
>>     >     >     >>>>>>>     added to
>>     >     >     >>>>>>>     >>> board may change their position and
>>     affect the
>>     >     >     bounding box.
>>     >     >     >>>> I would
>>     >     >     >>>>>>>     >>> remove caching completely, what do you
>>     think?
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>> If you are going to modify the patch, would
>>     >     you rename
>>     >     >     >>>> boardBBox in
>>     >     >     >>>>>>>     >>> COMMON_TOOLS::ZoomFitScreen() to bbox or
>>     anything
>>     >     >     that is not
>>     >     >     >>>>>>>     related to
>>     >     >     >>>>>>>     >>> board? Thank you in advance.
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>> Regards,
>>     >     >     >>>>>>>     >>> Orson
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>> On 02/23/2017 05:34 AM, Jon Evans wrote:
>>     >     >     >>>>>>>     >>>> Hi all,
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>> This patch finishes off the refactor I
>>     did a few
>>     >     >     days ago, by
>>     >     >     >>>>>>>     enabling
>>     >     >     >>>>>>>     >>>> ZoomFitScreen to work without knowledge
>>     of the
>>     >     >     BOARD class.
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>> In order to make this work, I changed
>>     the way
>>     >     >     GetBoundingBox
>>     >     >     >>>> and
>>     >     >     >>>>>>>     >>>> ComputeBoundingBox work so that the
>>     call sites of
>>     >     >     >>>>>>>     GetBoundingBox don't
>>     >     >     >>>>>>>     >>> have
>>     >     >     >>>>>>>     >>>> to also call ComputeBoundingBox if they
>>     don't
>>     >     need
>>     >     >     to use the
>>     >     >     >>>>>>>     >>>> aBoardEdgesOnly flag.
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>> Those with good knowledge of BOARD
>>     should review
>>     >     >     this to make
>>     >     >     >>>>>>>     sure I
>>     >     >     >>>>>>>     >>> caught
>>     >     >     >>>>>>>     >>>> all the instances where we should mark the
>>     >     bounding
>>     >     >     box as
>>     >     >     >>>>>>>     needing to be
>>     >     >     >>>>>>>     >>>> re-computed.
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>> Best,
>>     >     >     >>>>>>>     >>>> Jon
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>>
>>     _______________________________________________
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>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>>
>>     >     >     >>>>>>>     >>>> Unsubscribe :
>>     >     >     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     >>>> More help   :
>>     https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>>>     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>>
>>     >     >     >>>>>>>     >>>>
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>>
>>     _______________________________________________
>>     >     >     >>>>>>>     >>> Mailing list:
>>     >     >     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     >>> Post to     :
>>     kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>>>>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>>
>>     >     >     >>>>>>>     >>> Unsubscribe :
>>     >     >     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     >>> More help   :
>>     https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>>>     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>>
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>>
>>     >     >     >>>>>>>     >>
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>     >
>>     _______________________________________________
>>     >     >     >>>>>>>     > Mailing list:
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     > Post to     :
>>     kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>>>>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>>
>>     >     >     >>>>>>>     > Unsubscribe :
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     > More help   :
>>     https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>>>     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>>
>>     >     >     >>>>>>>     >
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>     _______________________________________________
>>     >     >     >>>>>>>     Mailing list:
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     Post to     :
>>     kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>>>>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>>
>>     >     >     >>>>>>>     Unsubscribe :
>>     >     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>>>     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>>
>>     >     >     >>>>>>>     More help   :
>>     https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>>>     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>>
>>     >     >     >>>>>>>
>>     >     >     >>>>>>>
>>     >     >     >>>>>>
>>     >     >     >>>>>>
>>     >     >     >>>>>> _______________________________________________
>>     >     >     >>>>>> Mailing list:
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>> Post to     :
>>     kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>>>> Unsubscribe :
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>>> More help   : https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>>
>>     >     >     >>>>>
>>     >     >     >>>>>
>>     >     >     >>>>>
>>     >     >     >>>>>
>>     >     >     >>>>> _______________________________________________
>>     >     >     >>>>> Mailing list:
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>> Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>>> Unsubscribe :
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>>> More help   : https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>>
>>     >     >     >>>>
>>     >     >     >>>>
>>     >     >     >>>> _______________________________________________
>>     >     >     >>>> Mailing list:
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>> Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >>>> Unsubscribe :
>>     https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >>>> More help   : https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>>>
>>     >     >     >>>
>>     >     >     >>>
>>     >     >     >>
>>     >     >     >>
>>     >     >     >>
>>     >     >     >> _______________________________________________
>>     >     >     >> Mailing list: https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >> Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     >> Unsubscribe : https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     >> More help   : https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >>
>>     >     >     >
>>     >     >     >
>>     >     >     >
>>     >     >     >
>>     >     >     > _______________________________________________
>>     >     >     > Mailing list: https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     > Post to     : kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>
>>     >     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>
>>     >     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx
>>     <mailto:kicad-developers@xxxxxxxxxxxxxxxxxxx>>>
>>     >     >     > Unsubscribe : https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
>>     >     >     > More help   : https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>
>>     >     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>
>>     >     <https://help.launchpad.net/ListHelp
>>     <https://help.launchpad.net/ListHelp>>>
>>     >     >     >
>>     >     >
>>     >     >     _______________________________________________
>>     >     >     Mailing list: https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>
>>     >     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>
>>     >     <https://launchpad.net/~kicad-developers
>>     <https://launchpad.net/~kicad-developers>>>
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