[MPlayer-dev-eng] run command patch

[Jan Christoph Uhde]

>>> +    Example:
>>> +    run "echo '${filename} ${stream_pos}' >> ~/interesting position"
>>> +    Most shells would not be able to do this Parameter Expansion.
>>
>> Your remark about shells mystifies me.
> 
> 'this works only on bash, tcsh, etc'

Maybe i should remove the whole example as it explains shells and not
MPlayer.

   - jan