change config
print cargos
print attorney (差‘收到单证情况’)
fix bug -- print contract
config
Merge remote-tracking branch 'origin/develop'

Conflicts:
	app/controllers/declarations_controller.rb
	app/views/declarations/show.html.erb
fix bug -- print attorney
fix bug -- print attorney
fixed untracked files
fix bug -- print invoice
fix bug -- print packing1
fix bug -- print packing2
报关单入库
fix bugs -- print_cargos, print_contract, print_invoice
statistic -- part 1 , count the declarations according to contracts
statistic  -- refactor part 1 , count the declarations according to contracts
statistic  --  part 1 , print statistic
fix bug -- print declarations
change the sidebar item order,
change the declaration print order.
fix bug --  generate the consumptions table