Fixes a few commit issues based on the std:: rework. Add an option to
delete tracks fully in pads and makes merge tracks smarter
Fixes: lp:1787190
* https://bugs.launchpad.net/kicad/+bug/1787190
... and GetMsgPanelInfo.
Step 4 in the g_UserUnit eradication effort.
Also removes a couple of conversion routines that were close
enough to extinction.
(cherry picked from commit c75da51)
Also makes better use of space to significantly increase number
of markers shown.
Fixes: lp:1748676
* https://bugs.launchpad.net/kicad/+bug/1748676
(cherry picked from commit a1d8097)
The old item pointers (which aren't safe to keep around) were
removed in favour of opaque references (void*) which are then
compared against existing items when needed.
Also improves brightening by brightening the whole footprint
(ie: its pads, drawings, reference and value) rather than just
its target cross.
(cherry picked from commit 30e90b0)
For some DRC checks, the location of the marker is not the location
of the first item in the resulting DRC_ITEM, so centering the screen
on PointA of the DRC_ITEM can be confusing.
* All objects derived from EDA_ITEM now have consistent hit test method
definitions.
* Remove double function calls from all classes derived from SCH_ITEM.
* Lots of Doxygen comment fixes.
* Correct all user strings and comments for the correct capitalization of
application names according to JP. They are KiCad, Pcbnew, CvPcb,
Eeschema, and GerbView.
* Add a note the the user interface policy about the correct capitalization.