Resolve "Die Statistiken sollten auch in ElasticSearch hinterlegt werden."

Related to #384 (closed)

src/main/java/at/ac/uibk/gitsearch/security/oauth2/GitSearchOAuth2AuthenticationToken.java

@@ -64,7 +64,9 @@ public class GitSearchOAuth2AuthenticationToken extends OAuth2AuthenticationToke
         if (this == obj) {
             return true;
         }
-        if (obj == null) return false;
+        if (obj == null) {
+            return false;
+        }
 
         if (!getClass().isAssignableFrom(obj.getClass())) {
             return false;