ideutils: support custom size for stock icons

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16896 85f007b7-540e-0410-9357-904b9bb8a0f7
wg_Commands: smaller icons in tabs

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16897 85f007b7-540e-0410-9357-904b9bb8a0f7
New feedback message: SlaveStatus

To tell the gui what a slave is doing

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16898 85f007b7-540e-0410-9357-904b9bb8a0f7
STM: send the gui the status of the slaves

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16899 85f007b7-540e-0410-9357-904b9bb8a0f7
CoqIDE: display in the errors window also the slaves status

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16900 85f007b7-540e-0410-9357-904b9bb8a0f7
Wg_Commands: when detached display the buffer name

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16901 85f007b7-540e-0410-9357-904b9bb8a0f7
Wg_Commands: fix warning "widget not within a GtkWindow"

The constructor was calling indirectly grab_default that requires
the widget to be anchored.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16902 85f007b7-540e-0410-9357-904b9bb8a0f7
wg_Detachable: move out of wg_Command

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16903 85f007b7-540e-0410-9357-904b9bb8a0f7
Wg_Find: regex + case insensitive find/replace support

It uses Str, hence it also supports captures \(..\) and \1 .. \n

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16904 85f007b7-540e-0410-9357-904b9bb8a0f7