Upgrade nodeunit-x from 0.12.1 to 0.13.0 and tap from ^12.0.1 to ^14.…

…10.6 (#57)

* Upgrade nodeunit-x from 0.12.1 to 0.13.0 and tap from ^12.0.1 to ^14.10.6

This resolves the concerns about WS-2018-0590.

* Travis: Drop testing on Node 6, add Node 10 and 12

* AppVeyor: Drop testing on node 6; start testing on node 10

.travis.yml

@@ -3,8 +3,9 @@ sudo: false
 language: node_js
 
 node_js:
-  - "6"
   - "8"
+  - "10"
+  - "12"
 
 matrix:
   fast_finish: true

appveyor.yml

@@ -5,10 +5,10 @@ version: "{build}"
 # What combinations to test
 environment:
   matrix:
-    - nodejs_version: "6"
-      platform: x86
     - nodejs_version: "8"
       platform: x86
+    - nodejs_version: "10"
+      platform: x86
 
 install:
   - ps: Install-Product node $env:nodejs_version $env:platform

package.json

@@ -16,14 +16,14 @@
     "test": "grunt test && grunt jshint"
   },
   "dependencies": {
-    "nodeunit-x": "^0.12.1"
+    "nodeunit-x": "^0.13.0"
   },
   "devDependencies": {
     "grunt": "^1.0.1",
     "grunt-contrib-clean": "^1.0.0",
     "grunt-contrib-internal": "^3.0.0",
     "grunt-contrib-jshint": "^1.0.0",
-    "tap": "^12.0.1"
+    "tap": "^14.10.6"
   },
   "keywords": [
     "gruntplugin",