Added instance variable for PV Commissions

To display all PV Commissions for a project
Adding the has_many relationship for PV Commissions
Fixing HTML, displaying associated PV Commissions and adding link to create new PV Commissions
Locale updates for sanity
Added resource routes for PV Commissions
Updated by rails
Added by rails
Controller CRUD for PV Commissions (Partially complete)
Adding relations for Projects and associated tests/insepections
PV Commissions errors partial
PV Commissions form partial
PV Commissions new page
PV Commissions show page
PV Commissions migration
Rails additions