* upstart/enum.h (JobState): Change the job states to the new set
of states that we've planned.
(ProcessState): Drop process state entirely; this information is now
contained in the single JobState field.
* upstart/enum.c (job_state_name, job_state_from_name): Update
strings to match the new state names.
(process_state_name, process_state_from_name): Drop these functions.
* upstart/tests/test_enum.c (test_state_name) 
(test_state_from_name): Update test cases to match new names.
(test_process_state_name, test_process_state_from_name): Drop.