Ping**(5./7.) [patch, fortran] Implement maxval for characters

[Thomas Koenig]

Am 03.12.2017 um 20:59 schrieb Jerry DeLisle:
> On 12/03/2017 01:48 AM, Thomas Koenig wrote:
>> Am 28.11.2017 um 19:40 schrieb Thomas Koenig:
>>> Hello world,
>>>
>>> the attached patch implements maxval for characters, an F2003 feature
>>> that we were missing up to now.
>>>
>>> Regression-tested on x86_64-pc-linux-gnu.
>>>
>>> OK for trunk?
>>
>> Ping?
>>
> 
> Looks Good. OK.

Committed as r255367.  Thanks for the review!

Regards

	Thomas