“The End of the Tour,” a new film about a journalist’s five insightful days with “Infinite Jest” author David Foster Wallace, will be among the featured films at this year’sRoger Ebert’s Film Festival, running April 15-19 in Champaign-Urbana. Wallace, raised in Champaign-Urbana, is played in the film by Jason Segel (How I Met Your Mother), who will be a guest for the screening.