Merge branch 'dev-master' into dev-3.x
[DD] : Creation of YUI config.
[DD] : Addition of YUI config to example pages.
[DD] : Mock YQL module.
[DD] : Removal of defunct Wired feed.
[dd-ddm] : Fix #1492 regression "Drop Based Coding"

At ~ 3.7.3 a regression was introduced by 1a55a78 that broke
"Drop Based Coding" by using Array.each() for otherDrops which
is an Object Literal.
[dd-ddm] : Fix #1492 (build files)
[core] Add tests for conditionally loaded ES modules
Build YUI Core
[core] Support conditionally loaded ES modules
[core] Fix API docs for Y.require()
[core] require: use Y.Array when it is known to be available
Fix Amazon Silk detection in Y.UA.

Amazon updated the UA string as specified here:
http://docs.aws.amazon.com/silk/latest/developerguide/user-agent.html
fixes #1431: Removing 'scoped from 'style' blocks in all library example .mustache files
Split date tests into three files.
Build yui.
Update yui history.
Merge branch 'dev-master' into dev-3.x

Conflicts:
	build/yui-base/yui-base-coverage.js
	build/yui-base/yui-base-min.js
	build/yui-core/yui-core-coverage.js
	build/yui-core/yui-core-min.js
	build/yui-nodejs/yui-nodejs-coverage.js
	build/yui-nodejs/yui-nodejs-min.js
	build/yui/yui-coverage.js
	build/yui/yui-min.js
Add missing link.
Merge branch 'dev-master' into dev-3.x