margin modifs + small ui improvements
menuFile -> menuConnexion & menuPartie
less cumbersome DiceMenu
report: updated Chat & DiceMenu screenshots
color modifications (WIP)
footer
global Stylesheet file
OpenMapWidget & MapCreationWidget style
TurnMenu UI
removed useless files
unified icons
QScrollBar style + minor tweaks
removed tableTurnSplitter
Merge branch 'uiImprovement'

Conflicts:
	report/report.tex