Edit component in schematic: reduce length of some texts (when translated, give a too big dialog)

Eeschema: in component properties dialog, add control for fields texts justification, like in Libedit.
Fix some Doxygen warnings.

dialog_edit_component_in_schematic: moved "Reset to Library Default" Button. This command is now undoable.

(non consistent edit pin per pin option and erroneous pin number edition)
Pcbnew: fixing a problem in dialog design rules for small screens (768 pixels height); Better look on bigger screens

better compatibility with wxWidgets 2.9. Markers enhancement in pcbnew (right click can display marker info)

translation of last french comments in dialog_edit_component_in_schematic.cpp, and minor enhancements
Update french dictionnary