Merge pull request #18 from raffazizzi/master

Introduced and optimized hook to server side validation
Merge pull request #19 from raffazizzi/master

Notification system
Merge pull request #20 from raffazizzi/master

Added support to download file from local storage
Merge pull request #21 from raffazizzi/master

added validation status icons
added key binding for context help
fresh from TEI vault
added stub for context help (using notification center for display for now)
Merge pull request #1 from umd-mith/master

Updating fork from umd-mith