add BlockBar widget
add InfoBar widget
add infobar into UI
fix infobar base
fix size bug
style everything
Merge remote-tracking branch 'upstream/master' into infobar

Conflicts:
	gtorrent-core
	src/gtk/GtkTorrentTreeView.cpp
remove non functional css theming
remove useless scale attribute
remove unnecessary stuff
fix that goddamn cairo issue
Merge pull request #27 from IGI-111/infobar

Added Infobar