Added Nested ticket resource path
Added ticket controller and new ticket link in to project show view
Added Ticket model reference with Projects
Added validations Ticket Model
Added create new ticket and view
Added listing tickets in project
Added  dependent: delete to Project Model
Ability edit,update,destroy ticket in to project
Spec for ticket controller and model
Merge branch 'feature/tickets_to_projects' into develop
Merge branch 'develop'