checking on submit if roles are selected, adding new text for licensing, adding link to content title.
Merge pull request #804 from Connexions/role-acceptance-validation

checking on submit if roles are selected, adding new text for licensing,...
Fix indexOf check to allow for an index of 0
Merge pull request #802 from Connexions/handlebars2

Upgrade to Handlebarsjs 2.0
Fix appearance of summary editable