Updated Czech translation
bzr.py PEP8 changes

https://bugzilla.gnome.org/show_bug.cgi?id=701971
Update bzr valid_repo to use root not info

https://bugzilla.gnome.org/show_bug.cgi?id=701972
Updated Slovenian translation
Fix plural forms for unpushed commits message (bgo#702008)

Fix suggested by Marek Černocký.
Update get_commits_to_push_summary to raise NotImplementedError

https://bugzilla.gnome.org/show_bug.cgi?id=702052
Add new API methods to bzr

https://bugzilla.gnome.org/show_bug.cgi?id=701973
Refactor VCView's _search_recursively_iter
Updated Polish translation
Remove accidentallty added RENAMED state