Selection flip X, Y and code cleaning
I can't figure why these commits were not sent previously
Pull from eVoLuTiveMEDIA-master
Merge branch 'eVoLuTiVeMEDIA-master' into dev

Conflicts:
	src/interface/editor.cpp
	src/interface/editor.h
	src/interface/mainwindow2.cpp
	src/interface/mainwindow2.ui
	src/interface/scribblearea.cpp
	src/tool/basetool.cpp
	src/tool/movetool.cpp
	src/tool/selecttool.cpp
Resolve compiler errors