Update v2 onion sites to v3 onion address sites.

[Anish-M-code]

Tor Project disabled v2 onion address to favor longer v3 onion addresses.

-Not Evil and Candle Search Engines don't have v3 onion addresses yet so they have been removed.

• updated onion addresses for Tor66 and dark.fail services to v3 address.
• Added Phobos DarkNet Search and Torch Search engine.
• Add onion link list and Aleck muffet's real world onion sites
• Removed core.onion and onion tree which no longer work.