added the page dedicated to the CTI profiles in Rest API
added the page dedicated to the User - CTI profile association in Rest API
reorder 1.1 API subsections
minor fixes for API 1.1 /cti_profiles
add resource to get single CTI profile

reason: the URI is referenced when getting a user-cti_profile association
deleted the description of the PUT behaviours for CTI profiles : DELETE/POST must be used instead
Merge branch '4848_restapi_cti_profile'