cStack: make it just a Stack with some extra API

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16855 85f007b7-540e-0410-9357-904b9bb8a0f7
CoqIDE: cStack -> Document

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16856 85f007b7-540e-0410-9357-904b9bb8a0f7
CoqIDE: fix jumpig out of a focused proof

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16857 85f007b7-540e-0410-9357-904b9bb8a0f7
coqtop: init STM before loading rcfile

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16858 85f007b7-540e-0410-9357-904b9bb8a0f7
STM: spit a warning if an out of bound Back* command is issued

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16859 85f007b7-540e-0410-9357-904b9bb8a0f7
fake_ide: speak the new protocol

A new syntax for .fake files, allowing multi line phrases and
labeled script points (to go back to them).

Test 7 fails because of a bug in STM (in a very spaghetti-like script).

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16860 85f007b7-540e-0410-9357-904b9bb8a0f7
STM: fix verbosity of queries

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16861 85f007b7-540e-0410-9357-904b9bb8a0f7
STM: new command "Stm PrintDag" to force printing the dag to /tmp

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16862 85f007b7-540e-0410-9357-904b9bb8a0f7