According to an article in Catholic News, there will probably not be any shift in Church teaching about evolution. According to Father Joseph Fessio, a participant in the seminar, intelligent design did not come up as a topic. Sounds like we can expect a clarification of the Church's current position according to other participants at the Pope's seminar. The article reports that the published minutes will show that theologins see no conflict between divine creation and evolution.
Interesting article about Fr. Fessio: