Episode subtitle should be single line

Conflicts:
	res/layout/episode.xml
Refactor selection and reset mode

Conflicts:
	src/net/alliknow/podcatcher/EpisodeActivity.java
	src/net/alliknow/podcatcher/EpisodeListActivity.java
	src/net/alliknow/podcatcher/PodcastActivity.java
	src/net/alliknow/podcatcher/ShowEpisodeActivity.java
	src/net/alliknow/podcatcher/ShowEpisodeListActivity.java