Sync changes from upstream repository
Merge pull request #610 from github/update-1412388998
Sync changes from upstream repository
Merge pull request #611 from github/update-1412620545
Sync changes from upstream repository
Merge pull request #612 from github/update-1412625558
Update libraries.md

Add Graham Campbell's bridge for Laravel
Merge pull request #613 from alexsoft/patch-1

Update libraries.md
Fix invalid changelog link.
Merge pull request #614 from Zorbash/patch-4

Fix invalid changelog link.
Sync changes from upstream repository
Merge pull request #615 from github/update-1412813197
Sync changes from upstream repository
Merge pull request #616 from github/update-1412813572
Sync changes from upstream repository
Merge pull request #618 from github/update-1412900070
Merge pull request #8 from github/master

Sync changes from upstream repository