Added homepage in routes
Created Company model
Created Contractor model
Added homepage controller and index view
Added layout
Generated bootstrap files
Generated simple form files
Added simple_form_bootstrap initializer
Improved simple_form initializer
Added form stylesheet
Created Companies controller
Created Address model
In Company:
1) &REMOVED address validation 
2) Accepted nested attributes for address
Added companies views
Updated layouts topbar
Added companies resources in routes
Added better_errors gem in Gemfile
Added shared.css stylesheet
Created Contractors controller
Added couple helpers in Application helper