[FilterBridge] Initial implementation of basic title permit and block
[FilterBridge] Initial implementation of basic title permit and block

See the comment https://github.com/RSS-Bridge/rss-bridge/issues/402#issuecomment-305982306

Split off from https://github.com/RSS-Bridge/rss-bridge/pull/535

ORelio/rss-bridge,Riduidel/rss-bridge,RSS-Bridge/rss-bridge,RSS-Bridge/rss-bridge,simonbru/rss-bridge,ORelio/rss-bridge,LogMANOriginal/rss-bridge,Frenzie/rss-bridge,GregThib/rss-bridge,sebsauvage/rss-bridge,ORelio/rss-bridge,kranack/rss-bridge,Riduidel/rss-bridge,Frenzie/rss-bridge,simonbru/rss-bridge,Riduidel/rss-bridge,kranack/rss-bridge,LogMANOriginal/rss-bridge,kranack/rss-bridge,kranack/rss-bridge,teromene/rss-bridge,RSS-Bridge/rss-bridge,teromene/rss-bridge