Added a TxRx for Telnet connections and an example
Fix broken tests for TxRx::Serial
Rename TxRx::Serial to the more appropriate TxRx::USB
Fix class name error in previous commit
Clean up spec naming and add pending tests for TxRx::Telnet
Changed TxRx::USB to TxRx::USBSerial
Added tests for TxRx::Telnet
Merge pull request #20 from vickash/master

New TxRx class for connecting to an Arduino on a remote machine via Telnet