[#64400282] added dismissable error / success messages on submitting shipments
moved flash container to a partial to make the placement more flexible across pages
changed the way parameters are passed to flash methods
added some magic code that is supposed to prevent the flash message from displaying before loading finished
Merge branch 'develop' into flash_messages_in_sandbox

Conflicts:
	app/assets/javascripts/trade/router.js.coffee
Fixed bug with the wrong column name in the front end. Should be underscore separated instead of CamelCase
Merge pull request #189 from unepwcmc/flash_messages_in_sandbox

Flash messages in sandbox
Merge branch 'develop' into upload_file_name_display