The RSS feed URLs can be chosen through Settings -> Notifications -> Feed on home screen -> RSS feeds. Press the + button to add a new RSS feed URL or long tap on an existing one and select Remove to remove one. The feeds are updated on the interval defined in the Automatic updates settting on the Feed on home screen setting page.
Bugs can be reported to the author, Vesa Halttunen.
RSS To Events is written by Vesa Halttunen.