Merge pull request #1 from jcherqui/master

Fix bug selected most directory on thunar [RED color]
New version contains Thunar selection color fix by Joachim Cherqui
Fixed gtk3 separator appearance
Fixed gtk3 menu item background problem (selected items had broken background color).
Fixed gtk3 tabs and buttons background color problem.
Merge pull request #1 from vkuzel/master

Merge vkuzel/Xfce-darkness to jcherqui/Xfce-darkness