Move tests for jsonpickle inside its source directory
Move test requirements to setup.py
Add an __init__.py to the tests package
Add some more file types to the gitignore
Fix third-party unit tests -- move feed to a data file
Add builder for jsonpickle.util to setup.py
refactor tests to use unittest2 and fix class paths where applicable
add doctest back to is_dictionary_subclass
Implement translate_module_name and untranslate_module_name in util.pyx