Suppressing UTF read errors.
Add arguments to serial monitor.

Calling serial monitor now requires that the user provide
the port to monitor, as well as the baud rate

Fixes #4
Fixes #5
Add basic readme.
Provide proper code highlighting markdown
SerialMonitor extends SerialPort.

fixes #11

By simply extending serialport we get all it's functionality. Then we
simply override what we need. In this case, for now we just need to wait
a short amount of time, and then flush the input stream.
Fix variables, error feedback
Re-introduce casting baud rate as an int
Merge branch 'serial-monitor-args' into serial-monitor

Conflicts:
	serial_monitor/bin/serial-monitor
	serial_monitor/lib/serial_monitor.rb
Readme update.
Adding comments explaining iflush.
Merge pull request #13 from nixpulvis/serial-monitor

Serial monitor fixes