Adds custom RSS provider ratio setting.

Adds ratio setting to the custom RSS provider.
Minor GUI and console fixes
Patches the enzyme lib to allow the detection of subtitles embedded into mp4/m4v files
fixed broken images when changing  from default (empty)
Fix for 'add to my list' option defaulting to on upon a restart.
Finally thanks to the new error handlers we have resolved the dredded issue 500 errors, enjoy!
Merge remote-tracking branch 'origin/dev'
Fix for metadata mede8er provider for error: tvdb_attributenotfound: Cannot find attribute '_actors'
Fix for displayshows error: ValueError: invalid literal for int() with base 10: ''
Fixed video root issues for video player
Merge remote-tracking branch 'origin/dev'
Removed maintance schedualer and moved the routines from it to happen before a search is started to ensure things are up to date and to stop waking up synology devices, regexes also made less greedy.
Fix for root dir location not being saved or set correctly for shows.
Fix for mass update edits of shows, bwlist no longer gets updated during this process as its not required. You can not change your root dir even if location does not exist so long as you have create_missing_show_dirs=1 in your config set so that there be auto-created during the next post-processing of a episode.
Fixes web-dl quality detection for some episode naming patterns
Fixes downloads column sorting order for shows with all episodes ignored
Adds network logos for bs11 and niconico
Merge pull request #634 from adam111316/add_network_logos

Adds network logos for bs11 and niconico
Merge pull request #633 from adam111316/fix_downloads_column_sorting

Fixes downloads column sorting order for shows with all episodes ignored
Merge pull request #631 from adam111316/fix_add_to_mylist

Fix for 'add to my list' option defaulting to on upon a restart.
Merge pull request #630 from olipayne/master

fixed broken images when changing web_root from default (empty)