Migration to update table and column name of KyuEntry to Post
Replaced KyuEntry in admin section
Replaced KyuEntry with Post in models
Renamed KyuEntry model
updated routes
Replaced KyuEntry with Post in controllers
Updated views for Post replacement
Updated assets and helper
rake task to update activity types
renamed job with post_notification
Updated specs
Merge branch 'master' of https://github.com/rohandaxini/knowbuddy into replace_kyu_with_post

Conflicts:
	app/controllers/posts_controller.rb
	app/views/posts/index.js.haml
updated scheema.rb
fixed inactive user show link from admin
rake task to update existing post activities
Refactored code for rake task
migration to update kyu column in Attachment table
Updated code and specs for attachement column change
Updated scheema.rb
Merge branch 'master' of https://github.com/rohandaxini/knowbuddy into replace_kyu_with_post

Conflicts:
	Gemfile