[PATCH] scrrun: Implement CreateTextFile() method

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://newtestbot.winehq.org/JobDetails.pl?Key=5276

Your paranoid android.


=== w2000pro (32 bit filesystem) ===
filesystem.c:140: Test failed: got 0x800a0046