Add some additional information about the filterProperty and invoke methods.
Input helpers guide
Fix grammatical error.

Hold your Horses is a more common english term.
Update "dynamic segments" section

Update "dynamic segments" section according to Ember Data transition document, more details at https://github.com/emberjs/data/blob/master/TRANSITION.md

Note: source comments should change accordingly, see https://github.com/emberjs/ember.js/blob/master/packages/ember-routing/lib/system/route.js
Merge pull request #774 from cavneb/master

fixed style of ember data warning
Use channel names for linked build assets.
Merge pull request #775 from rjackson/use_channel_names_for_assets

Use channel names for linked build assets.
Merge pull request #657 from thomasboyt/master

Input helper guide
fix for left nav tabs
Merge pull request #777 from twokul/fix-for-left-nav-tabs

fix for left nav tabs
fix typo in getting started guide
Merge pull request #778 from jaimeiniesta/patch-1

fix typo in getting started guide
fix typo on accepting-edits.md
fix another typo on accepting-edits.md
Merge pull request #780 from jaimeiniesta/patch-2

fix another typo on accepting-edits.md
Merge pull request #779 from jaimeiniesta/patch-1

fix typo on accepting-edits.md
update state manager docs
Ember Data doc updates
Add ember data core concepts
Add architecture overview for ember data