Do no compage wg_Notebook terms with (=)

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16775 85f007b7-540e-0410-9357-904b9bb8a0f7
fix STM feeback on running jobs

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16776 85f007b7-540e-0410-9357-904b9bb8a0f7
STM pretty printer should never fail

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16777 85f007b7-540e-0410-9357-904b9bb8a0f7
CoqIDE: new async error reporting window and slaves status

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16778 85f007b7-540e-0410-9357-904b9bb8a0f7