Remove the capability handling that we do ourselves
Use the new --cap-drop flag instead
Merge branch 'docker_12'
First steps to having config for reverse tunneling
Add basic writing out of reverse forward file
Add a simple proxy server implementation.

Flagrantly stolen from https://gist.githubusercontent.com/vmihailenco/1380352/raw/998714a841f6cb4ab70a27f222dd1cc24acb27f1/proxy.go :)
Clean up a bunch of dockerstart parameters
Eliminate a couple more variables
go fmt
Fold more params into just being the config
Move the remaining variables
Split the cmdline method up for easier testing