core-5973 allow app owners to edit app after making it public
core-5977 fix new tool request form to send path instead of ids.
core-5820 add static ids to file create menus.
core-4354 prevent duplicate addition of collaborators.
core-5191 added hint text to multi file selector.
Merge branch 'dev' of github.com:iPlantCollaborativeOpenSource/DiscoveryEnvironment into dev