Convert all exceptions to 'as' syntax

SickBeard.py

sickbeard/browser.py

sickbeard/clients/generic.py

sickbeard/db.py

sickbeard/event_queue.py

sickbeard/failed_history.py

sickbeard/metadata/generic.py

sickbeard/metadata/kodi_12plus.py

sickbeard/metadata/mede8er.py

sickbeard/metadata/mediabrowser.py

sickbeard/metadata/tivo.py

sickbeard/metadata/wdtv.py

sickbeard/name_parser/parser.py

sickbeard/notifiers/emby.py

sickbeard/notifiers/freemobile.py

sickbeard/notifiers/growl.py

sickbeard/notifiers/kodi.py

sickbeard/notifiers/libnotify.py

sickbeard/notifiers/nmj.py

sickbeard/notifiers/nmjv2.py