Shows now perform a dirty check to confirm if any records have been altered before trying to save to the DB, improves overall performance and speed of sickrage.

Browser does not get launched on restarts as a restarted check is performed now.
Fixed regex patterns for both show and release names.
Fixed post-processing loop issue.
Fixed minor regex mistake in code.
Fixed post-processing loop issue.
Fix for release results x264 issue
Merge remote-tracking branch 'upstream/dev' into dev