reader: Fix total_ready calculation in _send_rdy(). Fixes https://github.com/nsqio/pynsq/issues/175.
reader: Fix total_ready calculation in _send_rdy(). Fixes https://github.com/nsqio/pynsq/issues/175.

nsqio/pynsq,mreiferson/pynsq,bitly/pynsq,mreiferson/pynsq,bitly/pynsq