Delay start of ImageJ as much as possible, possibly never
oops didn't mean to check those in - please forgive lack of elegance in not hiding that
Merge branch 'mac_run_loop' of git://github.com/CellProfiler/CellProfiler into mac_run_loop
issue #696 Mac works reliably. Some issues: instantiate the runnable queue before signaling JVM start, mark all handles as close on exec to prevent their inheritance, stdin monitor thread signals the analysis worker thread to cancel and worker thread stops the run loop