OBLLog class added

This class can be used by all to turn debugging in or off
Debugging mode functionality

can turn debugging on or off (turn Logs on and off)
Update library:
Debugging mode functionality added

can turn debugging on or off (turn Logs on and off)
Merge branch 'beta' of github.com:pushparaj-obl/SocialPluginsiOS into beta
update:
delete .m file of protocol
Adding functionalites

Fetch Facebook user and friend's data.
Post on user's wall.
User and friend's profile data classes added.
Merge pull request #2 from pushparaj-obl/beta

iOS - Facebook library