Minor changes
Adding hr back on class' listing
Adding fix to breadcrumb
Adding consistency to layout
Add a on_school manager instead override objects
Fix managers for user models
Remove "cache refresher" because we can access the manager from a instance
Add on_school manager to Attendance
Update attendances templates
Start REST api
Remove towel from attendances views
Add some REST resources for attendances and accounts
Merge branch 'master' of github.com:TracyWebTech/xavier