Játékon belüli chat; ágyúcső helyreállítása
Position -> QPointF; slider eseményei
Merge branch 'master' of https://github.com/Keki56/linuxHF

Conflicts:
	src/pewpew-artillery/controller.cpp
	src/pewpew-artillery/controller.h
	src/pewpew-artillery/gamewindow.cpp
	src/pewpew-artillery/gamewindow.h
Merge branch 'master' of https://github.com/Keki56/linuxHF

Conflicts:
	src/pewpew-artillery/gameengine.cpp
	src/pewpew-artillery/gamewindow.h
Merge branch 'master' of https://github.com/Keki56/linuxHF