Added creation counter.
Moving Mamba monkeypatched code into Storm. Solves #34 and PYM-9.
Merge pull request #1 from nicholasamorim/creation_counter

Adds feature into Storm to make the schema generation in Mamba just ordered. Resolves https://github.com/PyMamba/mamba-framework/issues/34, https://github.com/PyMamba/mamba-framework/issues/32  and #close PYM-9

    * Added creation counter that make possible to order our mamba schema generation
    * Added all the mamba specific code that was before monkey patched to mamba-storm
added auto_commit kwargs key to enable or disable the auto transaction commits on mamba, this is related with PYM-16
fix for bug https://bugs.launchpad.net/storm/+bug/1170063 in Storm main project
added tests for auto_commit optional parameter
added silly Mac OS X dev script
small refactor of properties.py to pep8
aded tests for size, unsigned, index, unique, auto_increment and array
added missing test for async parameter being False on transact decorated methods calls