Adding a not about the fact that a response may or may not have a body in the headers event
Using streams 1.0
Fixing composer.json
4.0.0.rc-2 release
Updating README
Update events.rst

Adding semi-colon to example
Merge pull request #609 from dsjellz/master

Update events.rst
Adding the batch() convenience function and restructuring the event format for sendAll()
Guzzle 4.0!
Update composer.json
Merge pull request #615 from GrahamCampbell/patch-1

Update composer.json
Fixing method in index.rst
Adding "why use Guzzle" to the FAQ
Fixes #619 : HTTP Status Code is also Exception code
Merge pull request #621 from boast/master

Fixes #619 : HTTP Status Code is also Exception code
303 redirects should not use POST

Closes #618
getDefaultParallelAdapter() should use MultiAdapter.
Merge pull request #622 from twistor/default_multi

Client::getDefaultParallelAdapter() should use MultiAdapter.
HasDataTrait should be seeded with an array
4.0.1 release