Updated EventDispatcher

Signed-off-by: Lanny McNie <lanny@gskinner.com>

Author: Lanny McNie

VERSIONS.txt

@@ -23,6 +23,7 @@ CRITICAL (may break existing content)
 - Fixed issue with XHR scripts and maxConnections.
 - Added an argument to LoadQueue to specify a crossOrigin property on images tags generated by PreloadJS.
 - included a sample htaccess file in /extras that can be used to serve CORS-safe images.
+- added willTrigger method to EventDispatcher
 - Wrapped XML parsing in a try/catch. CocoonJS doesn't support it, and Opera has occasional issues with XML.