Data binding doc update, at last. Note: requires redirect for filters.html
Merge branch 'master' of https://github.com/Polymer/docs into binding-examples

Conflicts:
	docs/polymer/expressions.md
	elements/docs-menu.html
Fixed import path
Minor fixes to scoping & one typo
Add outer template in scoping example, fixed typo.
fix tense typo

Nitpicky typo fix here… I suppose there are two paths for this sentence to take:

You create applications by…

You create your application by…

I chose the former. Brevity is good.
Updated to address comments.
Fixed polymer-body heading title
Use zip file download instead of repo cloning

Cloning the `untitled-element` git repository to then erase its `.git` folder were unnecessary steps. It is simpler directly download the content of the repository in a zip file.
Merge pull request #378 from steren/patch-1

Reusable elements guide: Use zip file download instead of repo cloning
Merge pull request #376 from evantravers/patch-1

fix tense typo
Merge pull request #374 from arthurevans/databinding-update

Databinding update
Fixes https://github.com/Polymer/polymer/issues/480
Temp fix to address #365
Cleanup formatting pass of new data binding docs
Fixes #379 and #190
Fix anchor
Use builds from checkout. Part of #372
rev site
Finally make bullets easier to read