Fix missing whitespace between return keyword and method calls
Update documentation for getLoginUrl() method

Added param documentation for $rerequest
Merge pull request #170 from adamelso/psr-2-fix

Fix missing whitespace between return keyword and method calls
Merge pull request #172 from rajbdilip/master

Update documentation for getLoginUrl() method
Add FacebookRequest entity
Add FacebookResponse entity
Add FacebookBatchedRequest
Add FacebookBatchRequest entity
Add FacebookBatchResponse entity
Add FacebookClient class
Update FacebookResponseException to use FacebookResponse
Add Code entity
Update AccessToken entity and associate it with a FacebookApp entity
Add DebugAccessToken entity
Update SignedRequest entity and associate it with a FacebookApp entity
Update helpers to use FacebookClient and FacebookApp
Add request and batch request builders
Clean up
Move graph version from FacebookClient to FacebookRequest
Add FacebookTestHelper