Fix proper search for t411
Merge pull request #787 from djoole/t411

Fix proper search for t411
- Removed annoying alert message when failed to retrieve newsnab capabilities (categories)
- Added backend debug logging
Fixed typo.
Fixes backlog for newznab providers
Merge pull request #788 from KontiSR/dev-improvements-newznab-capabilities

Dev improvements newznab capabilities
Merge pull request #789 from adam111316/fix_newznab_backlog

Fixes backlog for newznab providers
Fixing more newznab issues sigh
Leading zero fix for Anime.
changed technique retrieving of newznab capabilities from sync ajax call to async. Added function for setting the capabilities. Code now also allot cleaner.
Retrieving of caps should no longer block the browser.
Merge pull request #790 from rleadbetter/leading_zero_anime

Leading zero fix for Anime.
Merge pull request #792 from KontiSR/dev-improvements-newznab-capabilities

changed technique retrieving of newznab capabilities from sync ajax call...
Merge remote-tracking branch 'upstream/dev' into dev