Yet another README edit

README.md

 `./install.sh`
 
 ### To run
-`/PATH/TO/makefortune.sh` would create fortune.rss in the `/PATH/TO/` folder.
+`/PATH/TO/makefortune.sh` would generate `/PATH/TO/fortune.rss`.
 
 Tip: do this as a cron job, and make `/PATH/TO/` accessible by web.