negotiate V1 response
remove deprecated codepath
make note of UPGRADING in README
Change to local 'rng' instead of global 'rng'

Fixes #61
test against a matrix of nsqd versions
Merge pull request #60 from mreiferson/deprecated_60

clean up some deprecated items
Merge pull request #25 from mreiferson/matrixxxx_25

test against matrix of nsqd versions
make consumer lookupd_http_address handling work like pynsq

would fail if scheme was present, but path was completely blank (not even just /)
Merge pull request #63 from ploxiln/lookupd_address_no_path_63

handle lookupd_http_address like pynsq