Make title and users mandatory to send webconf invitation form. refs #1364
Some tests for rooms#send_invitations , some pending
Improvements for required fields in the webconf invitation form

Better detection of changes in the title input, show the * next to all required
fields, adjust the dimensions of select2 components a bit.

refs #1364
Merge pull request #48 from mconf/bug1364

Make webconf invite title mandatory

refs #1364