Added integration tests for save function

Author: sanketsarang

src/test/java/com/blobcity/db/test/integration/data/EntityDataSaveIT.java

@@ -0,0 +1,7 @@
+package com.blobcity.db.test.integration.data;
+
+/**
+ * Created by sanketsarang on 27/02/17.
+ */
+public class EntityDataSaveIT {
+}

src/test/java/com/blobcity/db/test/integration/data/User.java

@@ -0,0 +1,7 @@
+package com.blobcity.db.test.integration.data;
+
+/**
+ * Created by sanketsarang on 27/02/17.
+ */
+public class User {
+}