Adds missing jQuery.spin plugin.

src/_h5ai/js/lib/jquery.spin-1.2.6.js

@@ -0,0 +1,21 @@
+
+(function ($) {
+
+	$.fn.spin = function (options) {
+
+		return this.each(function () {
+
+			var $this = $(this),
+				data = $this.data();
+
+			if (data.spinner) {
+				data.spinner.stop();
+				delete data.spinner;
+			}
+
+			if (options !== false) {
+				data.spinner = new Spinner($.extend({color: $this.css('color')}, options)).spin(this);
+			}
+		});
+	};
+}(jQuery));