Change Channel Names

[dbialer]

Change the channel names to remove brand usage and add spaces.

1. Atlas Obscura - London Obscurities
2. GhostSigns - London Ghost Signs
3. Uncovering London - London Uncovered
4. LondonAtWar - London At War
5. Londonist - Things to See in London
6. ornamentalpassions - London Monuments
7. PostCardsThenAndNow - London Postcards
8. ALondonInheritance - A Private History of London
9. JackTheRipperTour - Jack the Ripper Tour
10. StreetArtLondon - London Street Art
11. Atlas Obscura Hawaii - Hawaii Obscurities
    12 SFsecrets - San Francisco Secrets
12. AtlasObscuraSF - San Francisco Obscurities