Core: remove custom ready event

Fixes gh-2264
Close gh-2265

src/core/ready.js

@@ -1,6 +1,5 @@
 define([
 	"../core",
-	"../core/init",
 	"../deferred"
 ], function( jQuery ) {
 
@@ -54,12 +53,6 @@ jQuery.extend({
 
 		// If there are functions bound, to execute
 		readyList.resolveWith( document, [ jQuery ] );
-
-		// Trigger any bound ready events
-		if ( jQuery.fn.triggerHandler ) {
-			jQuery( document ).triggerHandler( "ready" );
-			jQuery( document ).off( "ready" );
-		}
 	}
 });