largescale code refactoring
further tests revised and code added from master.
still missing logging
most tests need revision due to drastic change in @owner
most tests work, have not tested @skip_test decorated ones.

Not yet implemented: logging and profiles
all non-root tests pass
all tests work

still no logging
added decorators ( but not applied )
methods decorated and passing tests
changed _list_server_pids to list_servers_up for brevity
updated command_start to use profile info, updated tests