Commented Task: Update User to provide all the information provided by Twitter [2203]

User is currently missing some data like created_at. Add all the missing fields in User and UserDTO
Comments: Associated with changeset 36515: Version 0.9.3.0
- Added missing data to the User class
- Added UserEntities.
+ Added Description field
+ Added Url field
+ Potentially other fields were not added because the documentation is not descriptive enough.