Removed tornado async features, testing to see if this resolves blank page and other related possible issues.

Removed double call to get_scene_exceptions when displaying shows.
Database now closes connection after each query and reconnects if closed to ensure no more connection and locked database problems.

Fixed more internal 500 errors.
fix for tornado error handler
Name parser performance fixed, manual searches fixed.
Fixed Name Parser issues, incorrectly matched current regex used to parse results and anime patterns didn't match 1 to 3 digit numbers for absolute.
Fix for __exit__ DB errors
Fix for KeyError: None in displayShows
Moved scene conversion routine in Name Parser to end so that it only converts the best result match and not every single one wasting time and cycles.
Testing new faster method of obtaining show object via regex matching for series name during Name Parsing for results.
Fix for NoneType name parsing issues from new test code.
Fix for h264/x264 matching as absolute number.
Fix for missing code in Name Parser
Fix so that scene converting does not happening when performing naming pattern routines.
Fix for DB issues on new installs relating to database version checks.
Fixed DB issues related to displaying plot details for show episodes.
Fix for tornado redirect function, was not properly returning.
Updates/Restarts now use the same process instead of spawning a new one so the PID remains the same.
Fixed issue for restarts/updates on windows.
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.