****GoPDX
**GoPDX is a Portland, Oregon Tri-Met bus and light rail arrival tracker
*Usage: gopdx [stop number]: display arrivals for a given stop gopdx -h[elp]: display the help screen
*Tri-Met web services appID is required: please add your Tri-Met web services key to the config file.
*The Tri-Met web services appID is easy to get here: http://developer.trimet.org/appid/registration/