Change Railties and ActionPack dependency versions
Fix CSS class tags, add layout options
Enabling default_label_class and default_div_class at form level
Simplify layout logic and enable user-specified div classes anytime
Update for error class
Fix tab
test
Remove unnecessary case statement
Fix to horizontal form layout
Enable different forms to display different action blocks
Fix toggles so they are Bootstrap 3 compatible. Also changed layout so it MUST be a symbol.
Remove some debugging statements
Allow empty label for checkboxes in horizontal layout
Merge pull request #84 from apfritts/master

Upgrade to Rails 4 and Bootstrap 3