Added a Relationships model
Added debugger gem
db: projects.finishes_at to projects.completed_at
Created Relationships

A relationship keeps track of which projects a user watches.

• Relationship model added
• Relationship controller added, allows create and destroy actions
• Relationship routes added
Added home feed route
Added comments to api_controller
Modifications for PublicActivity in api_controller

• Added PublicActivity’s StoreController
• Made current_user a public (hidden) helper method
Modifications to Checkin model

• Stopped tracking all activity
• Delegating the user through the project
• Defined JSON serialization method
Added method to User to find projects they watch
Create activity when a checkin has been saved
Fixing HTTP status codes
Implemented Home Feed