Change won't be able to stream episode if it is downloading

Signed-off-by: Tom Diggle <tom@tomdiggle.com>
Add version number now displayed in settings misc section

Signed-off-by: Tom Diggle <tom@tomdiggle.com>
Change updated tableView:didSelectRowAtIndexPath: method to reflect the version number cell

Signed-off-by: Tom Diggle <tom@tomdiggle.com>