Added bash script to start the ICE authenticator.

Signed-off-by: Tyler O'Meara <Tyler@TylerOMeara.com>
Add instructions to the readme on how to use startAuthenticator.sh

Signed-off-by: Tyler O'Meara <Tyler@TylerOMeara.com>
Merge pull request #17 from Acidity/scriptifyMumbleAuth

Add script for running the mumble auth plugin.