Add node 12 to CI and update dependencies (#30)

* Add node 12 to the CI

* Updated dependencies

Updated to [email protected] in order to keep node 6 compatibility

* Greenkeeper: ignore tap

* Remove redis from the dependencies.

* Add redis to the dev dependencies.

Currently used in test files.

Author: darkgl0w

.travis.yml

@@ -1,6 +1,7 @@
 language: node_js
 
 node_js:
+  - "12"
   - "10"
   - "8"
   - "6"

package.json

@@ -26,13 +26,18 @@
   },
   "homepage": "https://github.com/fastify/fastify-redis#readme",
   "devDependencies": {
-    "fastify": "^2.0.0",
-    "standard": "^12.0.0",
-    "tap": "^12.0.1"
+    "fastify": "^2.3.0",
+    "redis": "^2.8.0",
+    "standard": "^12.0.1",
+    "tap": "^12.6.6"
   },
   "dependencies": {
-    "fastify-plugin": "^1.2.0",
-    "ioredis": "^4.0.0",
-    "redis": "^2.8.0"
+    "fastify-plugin": "^1.5.0",
+    "ioredis": "^4.9.0"
+  },
+  "greenkeeper": {
+    "ignore": [
+      "tap"
+    ]
   }
 }