fix (desks) - On desk wizard fix the add not existent user and create new desk

SD-1032 : When pressing Return when typing wrong username interface is
trying to add it as a user
SD-802 : can't create new desk
Merge pull request #543 from ioanpocol/devel

fix (desks) - On desk wizard fix the add not existent user and create ne...
fix(profile): make session.getIdentity resolve after start

SD-1029
fix(session): resolve identity only if we have valid token

SD-1085
Merge pull request #549 from petrjasek/devel

fix(session): resolve identity only if we have valid token
feat(authoring): added abstract field and key/word counts.

SD-965
SD-1054