Bump to Django 1.6.2 in sample requirements.txt.
Merge pull request #2858 from timgraham/django1.6-bump

Bump to Django 1.6.2 in sample requirements.txt.
Merge pull request #2856 from FinalAngel/develop

Tree and error fixes
Merge pull request #2864 from FinalAngel/develop

fixes issues #2840 #2852
don't fail if not able to get object
Merge branch 'develop' into fix-2861
reduces queries
Merge pull request #2866 from digi604/fix-2861

Fix 2861 (failing after deleting translation)
Merge branch 'develop' of github.com:divio/django-cms into develop
set correct _url behaviour