Merge pull request #51 from yogeshjain999/features

Feature : adding callback for published blog
Fixed for to_json issue in Devise + Mongoid
Added seed.rb
Added service_account_key in config for schedule
Comment added
Gemfile.lock
Gemfile.lock
Screamout engine mounted.
gitignore updated.
Merge branch 'master' into screamout
Screamout link added in user_menu.
Minor change.
Before filter moved in schedule controller
service account setting for test enviornment added.
Added T-shirt size field
environment.yml check in application.rb
Refs #59 Align bonus section in employee show page.
Merge branch 'screamout'
Refs #58 Add and edit employee from project
Refs #56 Tshirt size selection dropdown