Build: Fix the Travis config, use Node 10 instead of 0.12

(cherry picked from commit eb65f32)

Author: mgol

.travis.yml

@@ -1,6 +1,7 @@
-sudo: false
 language: node_js
 node_js:
-  - "0.12"
-before_script:
-  - npm install -g grunt-cli
+  - "10"
+addons:
+  apt:
+    packages:
+    - libxml2-utils