Added some self tests for the Python client code - revealed a couple

downloads/java/ibis-client-api-1.0dev-src.tar.bz2

downloads/python/ibis-python-client-api-1.0dev-src.tar.bz2

src/generate-client-methods.py

src/python/ibisclient/connection.py

src/python/ibisclient/dto.py

src/python/ibisclient/methods.py

src/python/run_tests

src/python/test/unittests.py