version bump for 1.4.0

Author: masumsoft

package.json

@@ -1,6 +1,6 @@
 {
   "name": "express-cassandra",
-  "version": "1.3.3",
+  "version": "1.4.0",
   "dependencies": {
     "async": "^1.0.0",
     "cassandra-driver": "^3.1.1",