copy core command code to orch/command.py
make devserver script use direct orchestrator command
remove old main entry point
remove ServiceCommand intermediate class
move CommandBase code into orch/command.py
stop using command line arguments in orchestrator
remove unused teardown method
remove unneeded _execute_and_stop method
remove exit_code from orch command
remove unused _stop and _exit
remove unused method _execute
don't check for running reactor
move injector configuration to initialize_injector
use injector directly to get handlers
remove unused injector injection
remove command.execute middle man
move orchestrator main code to separate file
clarify exit error logging
remove `name` property from command
Merge pull request #28 from mark-burnett/remove-command-base

Remove CommandBase