Included missing periods
fix FF contenteditable backspace bug.
https://github.com/yui/yui3/issues/1376
tweaks per YUI team advice on pull request.

https://github.com/yui/yui3/pull/1502
tweaks per YUI team advice on pull request.

https://github.com/yui/yui3/pull/1502
YQL: Addition of configuration object.
YQL: Addition of configuration file to example pages.
YQL: Upon failure, ask to use mock data.
YQL: Mocked YQL module.
[io] Mock Yahoo Pipes API calls in doc examples
Replace `set('innerHTML')` with `setHTML`
[DataSource] : Addition of configuration object.
[DataSource] : Addition of configuration object to example pages.
[DataSource] : Upon failure, ask to use mocked data.
[DataSource] : Mocked DataSource module.
Prevent default page action when starting a gesturemove

This prevents some browsers from selecting the page text during a gesture.
[app] Mock GitHub API in GH Contributors example
[DataSource] : Mock `sendRequest` method, rather than entire module.
[DataTable] : Mock `sendRequest`.
[DataTable] : Addition of YUI config.
[DataTable] : Addition of YUI config to example page.