moved test Matchers to the cli package because it's the only package it's used in
Overhaul of packages: rest becomes http, monitoring related-code goes into monitoring, Jetty goes into http.server
README gets link to wiki for code conventions
Changed test logging conf to disable additivity
Generalized the ReflectCliToOfficialArenaRunner to CliRunner
new Main that connects to the Arena and asks for status, then displays it