Script is now available as a console application for Windows.
Just put the extracted folder where you can run it without admin rights.
Run the program (xmlreader2016.exe) and paste in your RSS-feed URL, enter a filename and it will fetch the feed for you and put it in the text file.
Textfile is located in a folder called 'rssfeeds'. This is the textfile you need to use as source for your text scroller in OBS.
Note: Graphics are not included, you can easily create your own graphics to use as background for text.