Adds light documentation for GCE and GCS
A set of smoke tests for GCE.
fix some small bugs in the gce smoke tests
Merge branch 'master' of github.com:fog/fog into documentation
some more small bugs in the GCE examples
Be alittle more specific in the footer of Google Readme.
Merge pull request #1987 from icco/documentation

[google] Add service level documentation and simple smoke tests.