>>>> To create one patch out of all the commits?
>>>
>>> Yes, please.
>>
>> Maybe it can be done like this. 
>>
>> $ git format-patch -2 HEAD --stdout > 0001-all.patch
>
> I didn't find a command to change the commit message of the
> patch but I think one can just as well do that manually by
> editing the patch like any other file.
>
> Here is the modified version with everything, I think.

Re-did everything since that patch still consists of
two patches. Now everything should be in one piece, in one
patch.