Rename from GroundControl -> Symphony

--HG--
rename : bin/groundcontrol => bin/symphony
rename : bin/groundcontrol-task => bin/symphony-task
rename : lib/groundcontrol.rb => lib/symphony.rb
rename : lib/groundcontrol/daemon.rb => lib/symphony/daemon.rb
rename : lib/groundcontrol/metrics.rb => lib/symphony/metrics.rb
rename : lib/groundcontrol/mixins.rb => lib/symphony/mixins.rb
rename : lib/groundcontrol/queue.rb => lib/symphony/queue.rb
rename : lib/groundcontrol/routing.rb => lib/symphony/routing.rb
rename : lib/groundcontrol/signal_handling.rb => lib/symphony/signal_handling.rb
rename : lib/groundcontrol/task.rb => lib/symphony/task.rb
rename : lib/groundcontrol/tasks/auditor.rb => lib/symphony/tasks/auditor.rb
rename : lib/groundcontrol/tasks/failure_logger.rb => lib/symphony/tasks/failure_logger.rb
rename : lib/groundcontrol/tasks/pinger.rb => lib/symphony/tasks/pinger.rb
rename : lib/groundcontrol/tasks/simulator.rb => lib/symphony/tasks/simulator.rb
rename : lib/groundcontrol/tasks/ssh.rb => lib/symphony/tasks/ssh.rb
rename : lib/groundcontrol/tasks/sshscript.rb => lib/symphony/tasks/sshscript.rb
rename : spec/groundcontrol/mixins_spec.rb => spec/symphony/mixins_spec.rb
rename : spec/groundcontrol/queue_spec.rb => spec/symphony/queue_spec.rb
rename : spec/groundcontrol/task_spec.rb => spec/symphony/task_spec.rb
rename : spec/groundcontrol_spec.rb => spec/symphony_spec.rb