GitFlow plugin
Support for "base branch" and correct "support" start (based on HEAD!)
Add tooltip on hidden label to help debug command and exit code
Refresh DAG only when needed
Link toward GitFlow GitHub
GUI
refacto
Add icon instead of message...
Move tooltips in designer and add one on GitFlow link
Display current HEAD infos and select in branch combobox
Use of a Task instead of a BackgroundWorker to solve a deadlock issue
Merge branch 'master' into gitflow_plugin
Fix Git calls to sync with new GitExtensionsversion
Add GitFlow plugin documentation
Display a waiting icon when processing gitflow command
Display command run and result
Update submodules GitExtensionsDoc & GitExtensionsTest
Merge remote-tracking branch 'upstream/master' into gitflow_plugin
Push warning fixed after commit 3803caf
Allow null branch in GitCommandHelpers.GetFullBranchName

Fix NullReferenceException in GitCommandHelpers.PushCmd overload called by Gerrit plugin.
(cherry picked from commit 8323f3d2dc2e26c86b129defbad5fca8398558f8)