[#119] Adding PHP samples for queues.
Adding period at end of sentence.
[#119] Adding PHP code samples for block storage.
Merge pull request #63 from ycombinator/php-queues-samples

PHP code samples for Cloud Queues
Merge pull request #129 from ycombinator/gs-blockstorage-php

PHP code samples for Cloud Block Storage
Merge branch 'master' into build-script