Added version 2.3.3 with bwc indices

core/src/main/java/org/elasticsearch/Version.java

@@ -69,6 +69,8 @@ public class Version {
     public static final Version V_2_3_1 = new Version(V_2_3_1_ID, org.apache.lucene.util.Version.LUCENE_5_5_0);
     public static final int V_2_3_2_ID = 2030299;
     public static final Version V_2_3_2 = new Version(V_2_3_2_ID, org.apache.lucene.util.Version.LUCENE_5_5_0);
+    public static final int V_2_3_3_ID = 2030399;
+    public static final Version V_2_3_3 = new Version(V_2_3_3_ID, org.apache.lucene.util.Version.LUCENE_5_5_0);
     public static final int V_5_0_0_alpha1_ID = 5000001;
     public static final Version V_5_0_0_alpha1 = new Version(V_5_0_0_alpha1_ID, org.apache.lucene.util.Version.LUCENE_6_0_0);
     public static final int V_5_0_0_alpha2_ID = 5000002;
@@ -94,6 +96,8 @@ public class Version {
                 return V_5_0_0_alpha2;
             case V_5_0_0_alpha1_ID:
                 return V_5_0_0_alpha1;
+            case V_2_3_3_ID:
+                return V_2_3_3;
             case V_2_3_2_ID:
                 return V_2_3_2;
             case V_2_3_1_ID: