1.0 release
Added a branch alias
Update .travis.yml
Merge pull request #17 from GrahamCampbell/patch-2

Update .travis.yml
Merge pull request #16 from GrahamCampbell/patch-1

Added a branch alias
Correct readme.rst mistake

delay function works in milliseconds, not seconds
Merge pull request #19 from SergeyTsalkov/master

Correct readme.rst mistake
Updating composer.json
Merge pull request #21 from guzzle/non-blocking

Updating composer.json for Guzzle 5 compat
Lock this version into Guzzle 4
Merge remote-tracking branch 'remotes/origin/master' into on-php-5-3