Merge pull request #54 from henriquemattos/master

Allow dynamic Facebook API version via Strategy parameters

Merge pull request #52 from nielsWerstreamtEs/patch-1

Update to API Version 6.0

Merge pull request #50 from johannesx75/patch-1

Update to API Version 2.12

Merge pull request #49 from Junker/master

fix error callback without error message

Merge pull request #48 from opauth/feature/refactoring

refactoring

Merge pull request #47 from slavino/patch-1

Update FacebookStrategy.php

Merge pull request #45 from franz-josef-kaiser/issue-44-cb-error-keys

Fix: Use correct error callback keys for fb v2.8, see #44

Merge pull request #42 from YuzuruS/master

update version

v0.2.1

v0.2.0