updated cassandra and neo4j
updated php.rst
updated php
updated cassandra-buildsample
updated cassandra and neo4j
updated neo4j-buildsample
updated cassandra buildsample
updated php.rst
Merge pull request #6 from vidyar/services

Updates for PHP, Cassandra, Neo4j
fixes #7 Changed z-index of sidebar on docs page to 1
Update index.rst
Update index.rst
Update ruby.rst

Better example of how the ruby version of `shippable.yml` should look with rspec tests.
Merge pull request #8 from tmlbl/7

fixes #7 Changed z-index of sidebar on docs page to 1
Merge pull request #9 from aguywithanidea/patch-1

Update ruby.rst