fix typo
create chapters and groups
subscribing to groups
add sponsors to workshop
add rolify
fix admin workshop path
add pundit - starting with chapter permissions
add group permissions
update role assignment
use permissions instead of roles on admin section
updating specs to match new implementation
fix feedback request
fix feedback request specs
update invitation manage to email groups
course belongs to chapter
green yet!
configure image upload for sponsor logo
move to application controller for use by menu
improve admin views
list chapter sponsors only on chapter page