Added statistics with vc reference tests.

Change-Id: I39d4ed88bd39852f66343b503b7103678ff398be
diff --git a/full/src/main/java/de/ids_mannheim/korap/config/Initializator.java b/full/src/main/java/de/ids_mannheim/korap/config/Initializator.java
index 286195c..57d78b2 100644
--- a/full/src/main/java/de/ids_mannheim/korap/config/Initializator.java
+++ b/full/src/main/java/de/ids_mannheim/korap/config/Initializator.java
@@ -7,6 +7,7 @@
 
 import de.ids_mannheim.korap.oauth2.constant.OAuth2Scope;
 import de.ids_mannheim.korap.oauth2.dao.AccessScopeDao;
+import de.ids_mannheim.korap.util.QueryException;
 
 /**
  * Initializes values in the database from kustvakt configuration and
@@ -24,7 +25,7 @@
 
     public Initializator () {}
 
-    public void init () throws IOException {
+    public void init () throws IOException, QueryException {
         setInitialAccessScope();
         loader.loadVCToCache();
     }
diff --git a/full/src/main/java/de/ids_mannheim/korap/config/NamedVCLoader.java b/full/src/main/java/de/ids_mannheim/korap/config/NamedVCLoader.java
index 0549106..ff303b1 100644
--- a/full/src/main/java/de/ids_mannheim/korap/config/NamedVCLoader.java
+++ b/full/src/main/java/de/ids_mannheim/korap/config/NamedVCLoader.java
@@ -13,6 +13,7 @@
 import org.springframework.stereotype.Component;
 
 import de.ids_mannheim.korap.KrillCollection;
+import de.ids_mannheim.korap.util.QueryException;
 import de.ids_mannheim.korap.web.SearchKrill;
 
 @Component
@@ -24,7 +25,7 @@
 
     private static Logger jlog = LogManager.getLogger(NamedVCLoader.class);
 
-    public void loadVCToCache () throws IOException {
+    public void loadVCToCache () throws IOException, QueryException {
 
         String dir = config.getNamedVCPath();
         File d = new File(dir);