WIP: object creator command
better docs
move patch command into object namespace
dont ignore cancel funcs
addressing comment from CR
add two new subcommands to object patch and clean up main Run func
cancel contexts in early returns
switch to util.Key
This commit moves the record validation/verification
from dht/ into the new record/ packaage. Validator object
-- which is merely a map of ValidatorFuncs -- with a
VerifyRecord
cc @whyrusleeping