Merge pull request #1 from Kwal/master

Removed undefined 'client' from emit call
fixed query client issue
Merge branch 'master' of github.com:robconery/massive-js
added primary key exclusion
Merge pull request #6 from bteller/master

constraint issues
Update lib/postgres.js

Added limiter to column lookup
updated npm version
Merge branch 'master' of github.com:robconery/massive-js
Updated to 0.1.3