Send notifications to all enabled notifiers upon SickRage update.
Add global option to disable SickRage update notifications via notifiers.
Merge pull request #624 from rawsonm88/feature/update_notifications

Notify users on SickRage update via notifiers
Lowered CPU usage even further, re-wrote daemonizer code for startups, removed misc unrequired functions from providers.
SickRage now uses a internal name cache comprised of (showlist, scene exceptions, scene names) used to search and create show objects from which is needed for parsing search results.

Scene exceptions now uses a internal cache for scene exceptions and scene season exceptions, helps reduce overhead to DB and performs faster lookups when making scene exception requests.
Regex order of placement in list now taken into account when scoring matches.
Notify on update for notifiers via email has been disabled for now till we re-write the email notification code better, fixed a few small errors here and there.
PEP8 Cleanups
Fixed web_root issues, Play videos directly from browser when displaying show via HTML5/JS ** WORK IN PROGRESS **
Merge remote-tracking branch 'upstream/dev' into dev