editing module metadata kinda works
updates to module metadata editing
fix a few minor bugs and save language metadata into module
some updates to module metadata editing
hook up cancel confirm on metadata modal
fix bug where confirm to quit metadata edit would pop more than once
workflow changes to module metadata modal to match book metadata
fix hover state of module metadata in editor
Merge remote-tracking branch 'origin/master' into module-metadata

Conflicts:
	src/plugins/oer/semanticblock/lib/semanticblock-plugin.js
Add public function to metadata plugin for setting data
Merge pull request #135 from oerpub/module-metadata

Module metadata
Merge remote-tracking branch 'origin/master' into undoredo

Conflicts:
	src/plugins/oer/semanticblock/lib/semanticblock-plugin.js