Fixed #3053 - when resizing a image a row of pixels can disappear

props raziel057

ui/ui.resizable.js

@@ -311,6 +311,9 @@ $.widget("ui.resizable", $.extend({}, $.ui.mouse, {
 			if (!o.animate)
 				this.element.css($.extend(s, { top: top, left: left }));
 
+			self.helper.height(self.size.height);
+			self.helper.width(self.size.width);
+
 			if (this._helper && !o.animate) this._proportionallyResize();
 		}