Try and fix build failure because of incorrect version.
Merge pull request #3226 from drewfreyling/master

Try and fix build failure because of incorrect version.
Updated packages via auto-update.js
Manually added beta 7 because npm update got confused.
Merge pull request #3229 from drewfreyling/master

Manually added beta 7 because npm update got confused.
Updating RxJS to 2.2.24
Merge pull request #3230 from Reactive-Extensions/rxjs

Updating RxJS to 2.2.24