Update HISTORY.md

Reformat and link to wiki.
Update Gallery tag to gallery-2013.05.02-22-59.
Merge branch 'master' of github.com:yui/yui3 into dev-master
Clarify `broadcast` config desc, fix broken link

Fixes #2531579
Merge branch 'live-docs' into dev-master
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.
Merge branch 'live-docs' into dev-master