add option and update the description
@@ -174,8 +174,9 @@ To list the help on any command just execute the command, followed by the
Run a command in a new container
- -a, --attach=[] Attach to STDIN, STDOUT or STDERR
- --cpu-shares=0 CPU shares (relative weight)
+ Options:
+ --add-host value Add a custom host-to-IP mapping (host:ip) (default [])
+ -a, --attach value Attach to STDIN, STDOUT or STDERR (default [])
...
## Option types
