Remove the colored Icons from the main context menu and integrate them into a sub group for a better look, it actually looks like spam in the context menu to have other Icon Packs in groups but the plain icons are spammed into the root of the context menu.
Default:
http://i.imgur.com/wTkNiua.png
Here some examples how it could look:
http://i.imgur.com/0QFkdto.png
http://i.imgur.com/8Ywp8qZ.png