Clarify `broadcast` config desc, fix broken link

Fixes #2531579
Fix incorrect type for name param in Base.create
Fixed doc for return of method inRegion

The current doc was copied from method intersect and not edited.
The value is the same as for DOM's method inRegion.
Build node-screen. Doc changes only.
First pass at updating flashuploader.
Updated io.as and YUIBridge.as
Update io.as to validate uid.
Update io, swf and flashuploader.
Fix missing config.condition.ua of Loader document
Updated build.json files for io and uploader. Recompiled uploader and io swfs. Added swf directory to io. Updated uploader example swf.
Adding updated swf/flashuploader.swf
IO and Uploader builds.
Removed uploader-deprecated from build dir.
First pass - adding no changes first
HISTORY changes for io and uploader
The config.condition object with up to four fields not three
Fix duplicated YUIDoc tag
Merge branch 'yui-doc' of git://github.com/okuryu/yui3 into live-docs
Build yui and loader. Doc comment changes only.
updating wording.