[chatEdit] fix for set font size
[chatEdit] some improves

Conflicts:
	core/src/corelayers/adiumchat/lib/chatedit.cpp
[Nuvo] Fixes

commented timestamp
fix scaling images in urlpreview in some cases
[adiumwebview] fixes for icons

Conflicts:
	plugins/adiumwebview/src/yandexdomaindefine.h
some fixes for icons
qt4 fixes
[urlpreview] autoscroll fixed