organize tasks for first end-to-end remote control of printer

[matthewberry]

here, "control printer" can be any function, just to get us started

1. control printer interactively from Austin's laptop
2. install pcp3 on lab computer; control printer interactively from lab computer
3. change pcp3 to library form
4. control printer via library from lab computer
5. connect lab computer to internet; deploy prototype adapter to lab computer
6. deploy server to Radiant; connect prototype adapter to Radiant deployment
7. control printer via library via rabbitmq

then, fill in missing functions