Add the missing removeTodo method to the sample.
Add a guide on the router flow when a user clicks on a link-to
Note about exception being raised and how to address.
Add a cookbook on using slugs instead of ids in the url
Update computed-properties-and-aggregate-data.md

A code example of an array being filtered when the array only has one example is not terribly interesting (and probably doesn't get the point across as much). My suggestion is to make the example a little more interesting, while keeping it relatively simple still.
Update computed-properties-and-aggregate-data.md

Modified to go along with my other change
[website] [master] Resolver logging on debug page

Fixes that we don't mention the better logging that @rljackson added for default resolver.
Relates to: https://github.com/emberjs/ember.js/pull/4655
and also, was mentioning it in this discussion and realised it wasn't present in the debug section: http://discuss.emberjs.com/t/nested-resources-and-dynamic-segments/5111/4
Adjust with comments from rjackson
[website] fix missing desc. on getting started

This PR fixes #1499. Adds in an explicit description to remove the `selected` class from the "all" link.
Update toggle-todo-editing-state.md

Adding more details to prevent misplacing the code. Since "isEditing: false" is followed by a comma, this piece of code must be added before "isCompleted:...".
Improve doc for routing error event
Rearrange content based on event substate as main section
Add a section about the replace option of link-to
Using newer method for DS.RESTAdapter customization.
Added clarification for getting correct ember version via bower on line 22
in /source/guides/getting-started/obtaining-emberjs-and-dependencies.md
Fixed typo

Accidentally referred to "Ember" where I meant to refer to "ember-data"

Fixed it.
Clarify the date format returned by Ember Data
Merge pull request #1569 from yaymukund/master

Clarify the date format returned by Ember Data
Merge pull request #1568 from sethbrasile/master

Added clarification for getting correct ember-data version via bower
Added check to see if todo input is blank

Without this check if you hit enter on a blank input it would throw a typeerror