Update node.d.ts

headers return an object

http://nodejs.org/api/http.html#http_message_headers
Updated for Meteor 0.8.3 using new auto-generation script that parses the official Meteor api.js documentation file.  Updated the test file accordingly.
Fixed test file reference to meteor def file.
Remove reference to lib.d.ts
Defs for all DevExtreme products version 14.1
updated bootboxjs and tests
fixed setOptions & tests
Re-adding original definition owner
fixed header
Added HowlerJS Definitions

https://github.com/goldfire/howler.js
Old versions removed
Updates definitions and tests according to 3.6.0 changes.
Update d3.d.ts


this makes the following possible from typescript:
`var context = canvas.node<HTMLCanvasElement>().getContext('2d');`

alternative to

`var context = (<HtmlCanvasElement>canvas.node()).getContext('2d');`
Merge remote-tracking branch 'upstream/master'
Updated for Meteor 0.9.1
Minor edits to README
Fixed the comment at the top
Again fixed the comment at the top
Added Showdown 0.3.1 definitions
Change highlight.js test for v8.x.x interface