Add french translation
Camel-casing controller action in backend for friendlier action naming in backend controller
Merge pull request #516 from boulox/french-translation

Add french translation
Merge branch 'master' into develop
Merge pull request #518 from jofrysutanto/develop

Camel-casing controller action when parsing
Minor UX improvement
Improved Grid widget
Grid widget now supports custom toolbar
Remove row is triggered as "data changed"
Translate and improve dash widget popup
Fix Save / Preview icons in the CMS
Change preview site icon to icon-crosshairs
Fixes #517
Fixes #500 - Handle custom related key names, don't use session keys for existing parent models
Minor