Don't allow [ or ] characters in field IDs
Spaces, not tabs
Minor fix in the Redactor styling
Merge pull request #474 from Flynsarmy/relatedFieldId

Don't allow [ or ] characters in field IDs
Align [] replacement with FormField
Fixed primary tabs in the fancy layout
The Settings area is responsive now
Minor fixes in the main menu
Merge branch 'develop' of github.com:octobercms/october into develop
Fixed the main menu title on small devices
Minor UX improvements
Fixes an issue where unfilled relations are not populated in forms