[FIX] the vcs-extend-develop line to use for openerp_command in the documentation
launchpad #1249566: [bzr] no lp: resolution in offline mode
[FIX] Git merge unit tests on buildslaves

With a buildslave user, we had this, because of the commits generated by
merges in tests (ends in CalledprocessError)


*** Please tell me who you are.
(...)
fatal: empty ident  <buildslave@telemaque.(none)> not allowed
[doc] Fixed docstring RST
useful log line in revert()
[IMP] git: implement merges and vcs-revert

Attempt to simplify the code a bit
[IMP] improve revert and tracing

TODO: unit tests and using logger instead of print
[IMP] git merge: use --no-edit to accept default mechanical merge messages
[IMP] looks like archive should be part of the vcs interface
[IMP] slight refactoring of git interface
[IMP] basic test for git merge and revert
[IMP] comments and logging
Git adaptations

- placeholders for empty directories
- .gtiignore
Merged git adaptations

Merge branch 'a.r.openerp-1.8' into a.r.openerp-1.9
[MRG] A. Fayolle's fix of openerp-command address
[MRG][doc] cherry pick openerp-command bzr location
1.8.4 release
New dev cycle
Bumped version in doc, and setup less confusing doc upload path
[MRG] merged fix for #1249566