opentok 2.6.0

Release v2.6.0

on Node.js NPM

• Feature: Callbacks API (#156)
• Feature: Moderation API (#160)
• Feature: Signal API (#161)
• Feature: List archives by session ID (#149 Thanks @CatGuardian)
• Feature: initialLayoutClassList for layout control of broadcasts and composed archives (#155)

And also:

• Update our test matrix to test against Node 4-7 (#158 Thanks @westy92)
• Update JS samples to use latest Client SDK API (#154, #164)