fix migration and add select2 files
add contacts to valuations and items #24
add new files for #24
use money attribute library and streamline to fix #23 #16
fix item
fix money for conversions and valuations item list
task for formating old data to new money format
revert to unique bucket names
Merge branch 'fixes/money' into develop

Conflicts:
	app/models/item.rb
	app/models/valuation.rb
	app/views/items/_form.html.erb
	db/schema.rb