toolbar language changes
added language chooser in toolbar
fixed a site error
modal changes
models
Merge branch 'develop' into frontend_languages
adds window.location.href refresh as default option when no target is defined
user settings for toolbar language
Merge branch 'frontend_languages' of github.com:digi604/django-cms into frontend_languages
toolbar localized
disabled for publish items and localization of toolbar items and palcehodlers
fixed tests
docs
Merge branch 'develop' into frontend_languages

Conflicts:
	CHANGELOG.txt
toolbar changes
sites menu added
toolbar jugle
cleanup
template changeer working
Merge branch 'develop' into frontend_languages

Conflicts:
	CHANGELOG.txt
	docs/upgrade/3.0.rst