Add reporting controller and views
Rudimentary reporting of grains between dates
Fix broken gray colors in css
Summing by grain for used and received
Refactor grain report into functional style
Refactor to generic transactable_used method
Add hops and ttb total calculations
Fix edit button on wizard forms
Change BBL to BBL Fl (US)

BBL is the unit for a barrel of oil
BBL Fl (US) is 31.5gal(keg).
Add poor mans ttb reporting