Clean up some syntax.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@540 98b4c264-8670-11de-a133-9d545b4d7674
Clean up potential error with token decoding.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@541 98b4c264-8670-11de-a133-9d545b4d7674
Improve efficiency of time remaining algorithm.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@542 98b4c264-8670-11de-a133-9d545b4d7674
Cleanup BBC Download message processing.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@543 98b4c264-8670-11de-a133-9d545b4d7674
Make sure timer is cancelled when BBC Download finishes.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@544 98b4c264-8670-11de-a133-9d545b4d7674
More BBC Download code cleanup.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@545 98b4c264-8670-11de-a133-9d545b4d7674
More code cleanup.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@546 98b4c264-8670-11de-a133-9d545b4d7674
Modernize syntax.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@547 98b4c264-8670-11de-a133-9d545b4d7674
Link against newer SDK to enable modern literal support. Fix literal issue in BBCDownload.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@548 98b4c264-8670-11de-a133-9d545b4d7674
Convert to ARC except for ASIHTTPRequest library. Will need to move to an alternative library at some point as it's no longer being updated.

git-svn-id: https://get-iplayer-automator.googlecode.com/svn/trunk@549 98b4c264-8670-11de-a133-9d545b4d7674