New 1.x bootstrap.
No need for a separate buildout config for Python 3 anymore.
Use shell scripts handle build and test with different python versions.
Use latest collective.recipe.template release for Python 3 support.
Fix and test, dunno if thats enough though (yet)
Add test from submodules branch.
Python 3 fixes.
Changelog entries.
Added handling of flag newest_tag for mercurial and cvs
Fix regex to better handle git log
Merge remote-tracking branch 'upstream/master'

Conflicts:
	src/mr/developer/tests/test_git.py