make python thin client installable through setuptools

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
set pycrypto dependency to >=2.6 for appengine

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
make all dependencies >=

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
fix class names to conform to convention

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
put everything in mcash namespace

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
change version number to reflect beta status

Signed-off-by: Sietse van der Molen <sietse@vdmolen.eu>
Merge pull request #13 from mcash/MVP-1587

make python thin client installable through setuptools