updates orders report to include new fields (cc fee, corrugated costs)
updated code to pull most values from ProfitAndLoss object now that this
object exists
implements updated retailers report based on template that was provided
updates to profit and loss report mailer to fix issue causing
attachments to not be included when sent from staging
Merge branch 'profit-and-loss-report' into staging

Conflicts:
	app/mailers/orders_report_mailer.rb