fix npm registry fields

security patch, bump to 5.1

production version bump for new options, connection close fix

bump to 0.5.0 release candidate 2

Merge pull request #17 from emostar/ihavener/issue-14/reject-requests…

…-cleanly-during-exit

change log, rc for minor version bump

0.4.2

better call stack output

Merge remote-tracking branch 'origin/ihavener-deprecate-socketio-clie…

…nts'

package version

version tracking, details matter