Fixed the z-index of the statistic suggest box popup

java/com.sap.sailing.gwt.ui/DataMining.css

@@ -234,6 +234,14 @@ input.magnifier {
 	display: inline-block;
 }
 
+.statisticSuggestBoxPopup {
+    z-index: 2;
+}
+.statisticSuggestBoxPopup .suggestPopupContent {
+    max-height: 700px;
+    overflow-y: scroll;
+}
+
 .definitionProviderControls {
 	margin: 2px;
 }
@@ -251,11 +259,6 @@ input.magnifier {
 	padding: 5px;
 }
 
-.statisticSuggestBoxPopup .suggestPopupContent {
-	max-height: 700px;
-	overflow-y: scroll;
-}
-
 .filterFilterDimensionsPanel {
 	background: #eee;
 	padding-left: 5px;