missed adding basic mac module
Merge branch 'master' of github.com:rsingla92/a3-vpn

* 'master' of github.com:rsingla92/a3-vpn:
  Dealing with lost connections and adding functionality to the Stop button
  Preventing messages sent over the wire in dh exchange from having the padding byte as their last byte
  Fixing issue with conversion between lists and ints, and only trimming padding character at the end of decrypted text