increased timeout in TableAjax search

SE/se-lib/TableAjax.php

@@ -2349,7 +2349,7 @@ class TableAjax extends ViewAjax {
 			var filter = this.value
 				, fltr = $(this)
 				, col = _data.cols[e.data.column]
-				, timeout = 300;
+				, timeout = 450;
 
 			if (this.value) {
 				if (!fltr.hasClass('filter-active')) {