Add ToGeohash and FromGeohash operations#344

Merged

n1474335 merged 5 commits intogchq:masterfrom GCHQ77703:master

Aug 29, 2018

Commits on Aug 26, 2018

Add ToGeohash and FromGeohash operations
GCHQ 77703
committed
Fix "From Geohash" test
GCHQ 77703
committed
Revert package-lock.json changes
GCHQ 77703
committed
Remove multi-line operations
GCHQ 77703
committed
Remove subdomain from Wikipedia
GCHQ 77703
committed