Add badges for download and Pypi version.
Add badges for download and Pypi version.
gabriel-laet/python-gcm,anthonysutardja/python-gcm,pierec/python-gcm,gardenia/python-gcm,yrcjaya/python-gcm,drayanaindra/python-gcm,geeknam/python-gcm,MichiganLabs/python-gcm