Add cancancan gem
Add admin and add column role to users
Show categories subscribed status in api
Fix wrong params in feedback and fix prblem in duplicately subscribe programs
Remove binding.pry in feedback api
Add api for list all subscribed programs
Add exception handler in user subscribe_programs_in_category method
Add num of subscribers in program api
Reset bundle update and fix counter cache on category
Add rake into deplou.rb for execuate rake task on remote server
Modify rake:invoke in deploy.rb
Remove pry from dev.rake
Use reset_counters to update the initial counts in programz_count
Finish admin dashboard v1
Remove link on header