Resolved few task of ticket 1231
bulk upload for parts,model redisgned
multiple parts for jobs
multiple parts added in edit job
parts_used edit module
edit module for parts used
delete previous parts in edit for jobs
labour cost display after selecting time
Resolved few task of ticket 1231
bulk upload for parts,model redisgned
multiple parts for jobs
multiple parts added in edit job
parts_used edit module
edit module for parts used
delete previous parts in edit for jobs
labour cost display after selecting time
redesign UI for model show
Merge branch 'ticket_1231' of ssh://github.com/enbake-gk/gwretailers into ticket_1231

Conflicts:
	app/controllers/models_controller.rb
	app/views/models/show.html.haml
	config/routes.rb