* Removes the reliance on M2Crypto (which requires swig, which means you have to have compilation tools and all the baggage that incurs. Instead, it uses paramiko which is a pure Python implementation of the SSH protocol. The only thing this module uses is the extraction of the public key from a private key which is trivial to do.

* Replaces the burly python command to get the hostname with a simple linux friendly read of /proc/sys/kernel/hostname