* Replace schematic editor options dialog with wxFormBuilder version.
* Fix ugly wxGTK sizer hack in pin properties dialog.
* Set dialog minimum size after initial fit to prevent dialog controls
from being obscured when resizing.
* Move bitmaps in annotate dialog for cleaner control alignment.
* Make cancel button delete new pin instance.
* Make pin redraw correctly to prevent display corruption.
* Prevent edited pin from being move on next left button click.
* Change pin edit property dialog focus to pin name edit text control.