loongson/pypi: links for pycmdmessenger

loongson/mirror PyCmdMessenger-0.2.4.tar.gz
loongson/mirror PyCmdMessenger-0.2.3.tar.gz
loongson/mirror PyCmdMessenger-0.2.2.tar.gz
loongson/mirror PyCmdMessenger-0.2.1.tar.gz
loongson/mirror PyCmdMessenger-0.2.tar.gz