Fixed a typo in link-to documentation
Merge pull request #3375 from graup/typo

Fixed a typo in link-to documentation
corrected mistake in Em.computed.equal docs
Merge pull request #3378 from GavinJoyce/master

Corrected mistake in Em.computed.equal docs
Merge pull request #3379 from bmac/fix-cross-link

Replace crossLink with a markdown link.
Add docs on setting query params to the link-to helper and route.transitionTo function