Merge pull request php-opencloud#63 from haphan/guzzle-opts

[wip] Guzzle request options

Merge pull request php-opencloud#49 from php-opencloud/refactor

add layer-3 integration tests; add fixes

Merge pull request php-opencloud#48 from php-opencloud/refactor

Add more networking functionality

Use Travis badge

remove deprecated dep

Update Params.php

fix swift param type