port conflict strategy

[davidmarkclements]

currently deck uses port 2000 9999 35729 and if in tunnel mode also 9998 and 35278. to avoid port conflicts, we need to use something like the find-port module to dynamically assign to a port for each cases (these cases are not dispersed throughout the system) - we then need every aspect of the system to read from a port config instead of the hard coded values

[davidmarkclements]

doing this also allows for multiple instances of deck