More ObjectStore documentation; adding monitoring to integration tests
Added call to parent constructor in DataObject

Called AbstractResource constructor so that the meta data class is set
for new objects.
Merge pull request #206 from sam159/working

Added call to parent constructor in DataObject
Removing globals in favour of class constants. Refactored service class signatures to make them less insane.
Continuing Monitoring refactor
Refactoring Monitoring for greater consistency
Fixed HMAC body for temp URL generation

When generating temporary URLs, the URL path included in the HMAC body has to be url decoded.
README changes
Adding Marconi documentation; tweaking smoke tests for better coverage
Merge pull request #209 from davidscholberg/working

Fixed HMAC body for temp URL generation
Queue cloud tests complete
Minor changes to documentation
Fixes to unit tests
Merge branch 'working'
Adding installation instructions for contributors