Fix #1978 - Correctly document `model.urlRoot` and `collection.url`
Fix #1987 - Mention the removal of `options.index` in the changelog

Conflicts:
	index.html
Fix #2023 - Change log mentions ignored search parameters in routes.
Merge branch 'gh-pages' of github.com:documentcloud/backbone into gh-pages
Merge branch 'master' into gh-pages
Merge branch 'master' into gh-pages
Merge branch 'master' into gh-pages
Documentation Fix: as -> are
Merge branch 'master' into gh-pages
.gitignore
fixing incorrect save documentation
Merge branch 'master' into gh-pages
`triggerEvents` now under the 80 char line and even faster!
Merge remote-tracking branch 'remotes/documentcloud-original/master'
Merge remote-tracking branch 'remotes/documentcloud-original/gh-pages' into gh-pages
Merge branch 'master' into gh-pages