Use X.9 instead of .10

Author: flovilmart

.travis.yml

@@ -2,8 +2,8 @@ language: node_js
 dist: trusty
 sudo: false
 node_js:
-- '6.10'
-- '7.10'
+- '6.9'
+- '7.9'
 services:
   - mongodb
   - postgresql

package.json

@@ -60,7 +60,7 @@
     "gaze": "1.1.2",
     "jasmine": "2.6.0",
     "jasmine-spec-reporter": "^4.1.0",
-    "mongodb-runner": "3.4.0",
+    "mongodb-runner": "3.5.0",
     "nodemon": "1.11.0",
     "nyc": "^10.3.2",
     "request-promise": "4.2.1"