Clarify `Anim#reverse`'s documentation.
Update build file.
Merge branch 'live-docs' into dev-master
Merge branch 'dev-master' into dev-3.x
Update files from build on src directory.
	modified:   ../build/align-plugin/align-plugin-coverage.js
	modified:   ../build/anim-base/anim-base-coverage.js
	modified:   ../build/anim-base/anim-base-debug.js
	modified:   ../build/anim-base/anim-base.js
	modified:   ../build/loader-base/loader-base-coverage.js
	modified:   ../build/loader-base/loader-base-debug.js
	modified:   ../build/loader-base/loader-base-min.js
	modified:   ../build/loader-base/loader-base.js
	modified:   ../build/loader/loader-debug.js
	modified:   ../build/loader/loader-min.js
	modified:   ../build/loader/loader.js
	modified:   ../build/selector-native/selector-native-coverage.js
	modified:   ../build/selector-native/selector-native-debug.js
	modified:   ../build/selector-native/selector-native.js
	modified:   ../build/yui-base/yui-base-coverage.js
	modified:   ../build/yui-base/yui-base-debug.js
	modified:   ../build/yui-base/yui-base.js
	modified:   ../build/yui-core/yui-core-coverage.js
	modified:   ../build/yui-core/yui-core-debug.js
	modified:   ../build/yui-core/yui-core.js
	modified:   ../build/yui-nodejs/yui-nodejs-coverage.js
	modified:   ../build/yui-nodejs/yui-nodejs-debug.js
	modified:   ../build/yui-nodejs/yui-nodejs-min.js
	modified:   ../build/yui-nodejs/yui-nodejs.js
	modified:   ../build/yui/yui-coverage.js
	modified:   ../build/yui/yui-debug.js
	modified:   ../build/yui/yui-min.js
	modified:   ../build/yui/yui.js
	modified:   loader/build.json
Merge branch 'live-docs' into dev-master
Merge branch 'dev-master' into dev-3.x