wrote acceptance tests for CTI profile management
added cti profile listing
implemented retrieval of a single CTI profile
checking response when trying to retrieve a non existing profile
created the webservice to associate a CTI profile to a user
implemented user - CTI profile dissociation
added a test : restapi must return 404 when getting the profile of an unexisting user
fixed formatting misatkes; changed a scenario title
using non-desctructive tests in cti_profiles.features; therefore replaced references to the user ids with fullnames
created a scenario testing the xivoclient can connect after a CTI profile has been associated to the user
use firstname/lastname instead of fullname
Merge branch 'jaunis-4848_restapi_cti_profile'