Added API versioning backwards compability and tests.

Change-Id: I8a7b512bea67e07e449074a4d04c257b65ae1454
diff --git a/lite/src/main/java/de/ids_mannheim/korap/server/KustvaktLiteServer.java b/lite/src/main/java/de/ids_mannheim/korap/server/KustvaktLiteServer.java
index 66329ef..448d4f6 100644
--- a/lite/src/main/java/de/ids_mannheim/korap/server/KustvaktLiteServer.java
+++ b/lite/src/main/java/de/ids_mannheim/korap/server/KustvaktLiteServer.java
@@ -10,7 +10,6 @@
 
 public class KustvaktLiteServer extends KustvaktBaseServer {
 
-
     public static void main (String[] args) throws Exception {
         KustvaktLiteServer server = new KustvaktLiteServer();
         kargs = server.readAttributes(args);
@@ -20,20 +19,22 @@
         File f = new File("kustvakt-lite.conf");
         Properties properties = new Properties();
         InputStream in = null;
-        
-        if (!f.exists()){
-            in = KustvaktLiteServer.class.getClassLoader().getResourceAsStream("kustvakt-lite.conf");
+
+        if (!f.exists()) {
+            in = KustvaktLiteServer.class.getClassLoader()
+                    .getResourceAsStream("kustvakt-lite.conf");
         }
-        else{
+        else {
             in = new FileInputStream(f);
         }
-        
+
         properties.load(in);
         in.close();
         config = new KustvaktConfiguration(properties);
-        
+
         kargs.setSpringConfig("lite-config.xml");
-        rootPackages = "de.ids_mannheim.korap.web.service.lite";
+        rootPackages =
+                "de.ids_mannheim.korap.web";
 
         server.start();
     }
diff --git a/lite/src/main/java/de/ids_mannheim/korap/web/service/lite/LiteService.java b/lite/src/main/java/de/ids_mannheim/korap/web/service/lite/LiteService.java
index f5b648b..d268617 100644
--- a/lite/src/main/java/de/ids_mannheim/korap/web/service/lite/LiteService.java
+++ b/lite/src/main/java/de/ids_mannheim/korap/web/service/lite/LiteService.java
@@ -33,10 +33,10 @@
 import de.ids_mannheim.korap.query.serialize.QuerySerializer;
 import de.ids_mannheim.korap.resource.rewrite.RewriteHandler;
 import de.ids_mannheim.korap.utils.KoralCollectionQueryBuilder;
+import de.ids_mannheim.korap.web.APIVersionFilter;
 import de.ids_mannheim.korap.web.ClientsHandler;
 import de.ids_mannheim.korap.web.CoreResponseHandler;
 import de.ids_mannheim.korap.web.SearchKrill;
-import de.ids_mannheim.korap.web.APIVersionFilter;
 
 /**
  * @author hanl
@@ -50,7 +50,7 @@
  * - removed version from service paths
  * - altered service with path /search and method trace to path
  * /query and method get
- * - added API versioning
+ * - added API URL versioning
  * </pre>
  */
 @Controller
@@ -62,7 +62,7 @@
     private static Logger jlog = LogManager.getLogger(LiteService.class);
 
     @Autowired
-    CoreResponseHandler kustvaktResponseHandler;
+    private CoreResponseHandler kustvaktResponseHandler;
     @Autowired
     private SearchKrill searchKrill;
     private ClientsHandler graphDBhandler;
diff --git a/lite/src/main/resources/kustvakt-lite.conf b/lite/src/main/resources/kustvakt-lite.conf
index 79e2211..f0dd6b3 100644
--- a/lite/src/main/resources/kustvakt-lite.conf
+++ b/lite/src/main/resources/kustvakt-lite.conf
@@ -6,6 +6,15 @@
 krill.index.commit.auto = 500
 krill.index.relations.max = 100
 
+krill.namedVC=vc
+
+
+# Kustvakt
+
+current.api.version = v1.0
+# multiple versions separated by space
+supported.api.version = v1.0
+
 kustvakt.base.url=/api/*
 kustvakt.default.pos = tt
 kustvakt.default.lemma = tt