temporarily removed failing tests (need rewrite)
added shrinkwrap file
Merge pull request #672 from andyperlitch/npm_shrinkwrap

Added npm shrinkwrap to front repository. Needed to get the broken build going.
Depend on RC2 release
reverted d3 and moved ejs to deps
Fixed license headers in some contrib and lib operators and test
Deduder and bucket functionality with code review changes
Merge pull request #676 from chandnisingh/MLHR-452-M

Deduder and bucket functionality with code review changes
Merge pull request #675 from chandnisingh/LH

Fixed license headers in some contrib and lib operators and test
Merge branch 'master' of https://github.com/DataTorrent/Malhar