NSM: set icon via c-tor and not via ActionIcon property for actions
Util: ColorThemeProxy's parent now mandatory.

Prevents it from leaking.

Conflicts:

	src/plugins/blogique/blogiquewidget.cpp
Azoth: added ICLEntry::ChatTabClosed(), migrate to at.

Possibly fixes a nasty occasional segfault.
Azoth Xoox: fixed entry destruction on chat tab close.