Added requests
Changed CCRSession.username to private (_username)
Added CCRAuth and CCRAuthFile classes
Removed requirements.txt
Changed the way username and password are set
Added CCRAuthSQLite class
Changed the way the auth info are modified in the sqlite db
Added the CCRAuthKWallet class
Update ccrauth.py
Split into multiple files
Merge remote-tracking branch 'origin/fb-authentication' into fb-authentication

Conflicts:
	ccrauth.py
Merge pull request #13 from ccr-tools/fb-authentication

Authentication class