feat(typescript): Add typescript definitions for component builds

- Add api/angular-ui-router,d.ts typescript definition file
- Add reference to typescript definition in component.json

Simplifies usage of this library by typescript developers (+2 squashed commits)
Squashed commits:
[531f0b8] remove angular reference
[268643f] added typescript definition for component builds
Merge pull request #1258 from frankwallis/master

TypeScript definitions for component builds