changed ref syntax to be qualified per OAI/OpenAPI-Specification#135

Author: fehguy

modules/swagger-models/src/main/java/com/wordnik/swagger/models/RefModel.java

@@ -7,6 +7,7 @@
 import java.util.*;
 
 public class RefModel extends AbstractModel {
+  // internally, the ref value is never fully qualified
   private String ref;
   private String description;
   private Map<String, Property> properties;
@@ -45,10 +46,13 @@ public String getSimpleRef() {
   }
 
   public String get$ref() {
-    return ref;
+    return "#/definitions/" + ref;
   }
   public void set$ref(String ref) {
-    this.ref = ref;
+    if(ref.indexOf("#/definitions/") == 0)
+      this.ref = ref.substring("#/definitions/".length());
+    else
+      this.ref = ref;
   }
 
   public String getExample() {