Adding User Manager for badges, level, language, etc.
Adding user manager
Merge pull request #8 from Ankita-Malani/master

updated library info
Merge pull request #3 from srahul07/master

usermanagers
Merge pull request #9 from Ankita-Malani/master

changes to hadlers and manager classes.
Merge pull request #10 from Ankita-Malani/master

handlers and managers
Correcting the format
Merge pull request #4 from srahul07/master

pulling from rahul's repo