[PATCH] Change timeout to runtime and rearrange option entries

Runtime is a more descriptive name - the documentation is updated
as well, however the parsing has added an alias functionality to
support older names as well. So 'timeout' still works.

Also rearrange option entries, now they matter because the --cmdhelp
option will print them in order.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/HOWTO b/HOWTO
index 1c8dd4e..57c0730 100644
--- a/HOWTO
+++ b/HOWTO
@@ -347,7 +347,7 @@
 		jobs, and you want to delay starting some jobs to a certain
 		time.
 
-timeout=int	Tell fio to terminate processing after the specified number
+runtime=int	Tell fio to terminate processing after the specified number
 		of seconds. It can be quite hard to determine for how long
 		a specified job will run, so this parameter is handy to
 		cap the total runtime to a given time.