Add extra stuff to npmignore

bin/ and promise-tests/ are currently in npm, sadly.
Added an RSVP.all method, along with documentation and tests
Merge pull request #40 from stefanpenner/master

ObserverMutation memory leak in Chrome
Added License
Merge pull request #39 from wibblymat/all

Added an RSVP.all method, along with documentation and tests
Merge pull request #37 from domenic/patch-2

Add extra stuff to npmignore
Fix node distribution
Bump version
Fixes issue when passing [] to RSVP.all()
Improve exports and configuration

Fixes #31
Update package.json and component.json
Add even more stuff to .npmignore

How do you guys even come up with all this stuff I have no idea whaaaaa.
Clean up browser build
Install browserify
Merge pull request #41 from domenic/patch-1

Add even more stuff to .npmignore
broken `npm install rsvp` fixes #44
Merge pull request #45 from rpflorence/borked-node

broken `npm install rsvp` fixes #44
Reference Promises/A+ instead of Promises/A.
Merge pull request #50 from domenic/patch-2

Reference Promises/A+ instead of Promises/A.
Correct handling for nested 'then' - Fixes #51