Implemented title entity
Merge branch 'feature/rest-api-refactoring' of git://github.com/sulu-cmf/SuluContactBundle into feature/editabledropdown
Fixed field descriptor
Renamed 'Title' entity to 'ContactTitle'
Added ContactTitleController
Added ContactTitle entity
Merge branch 'feature/rest-api-refactoring' of git://github.com/sulu-cmf/SuluContactBundle into feature/editabledropdown

Conflicts:
	Controller/ContactController.php
Implemented editable title dropdown
Added contact position entity
Changed contact position and title to unique fields
Fixed dropdown position to bottom
Merge branch 'develop' into feature/editabledropdown

Conflicts:
	Controller/ContactController.php
	Entity/Contact.php
Fixed tests and added models
Fixed test
Added entity to test
fixed field descriptors for accountContacts
fixed event issue with position and company field
using empty function instead of two condition in if cause
removed output in log and removed unused variable
Fixed dropdown so that selected item keeps selected until deletion or modification of drop-down entries