Merge pull request #516 from Ladicek/avoid-npe-in-multitype-tostring

avoid NPE in MultiType.toString()

Author: Ladicek

src/main/java/io/vertx/redis/client/impl/types/MultiType.java

@@ -238,7 +238,7 @@ public String toString() {
 
         sb.append(kv.getKey());
         sb.append(": ");
-        sb.append(kv.getValue().toString());
+        sb.append(kv.getValue());
         more = true;
       }
       sb.append('}');

src/test/java/io/vertx/tests/redis/internal/ConnectionRecyclingTest.java

@@ -85,7 +85,7 @@ public void testUsageLongerThanRecycleTimeout(TestContext test) {
     vertx.setTimer(2500, ignored -> {
       assertConnectionPool(test, 1);
 
-      vertx.setTimer(1000, ignored2 -> {
+      vertx.setTimer(1500, ignored2 -> {
         assertConnectionPool(test, 0);
         async.complete();
       });