BREAKING: Require Node 10 or later; update CI config

RyanZim · RyanZim · commit 1bd5ad7a69dd · 2020-10-03T19:18:00.000-04:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,8 +1,9 @@
 language: node_js
+os:
+  - linux
+  - windows
 node_js:
   - stable
+  - 12
   - 10
-  - 8
-  - 6
-
 script: npm run ci
diff --git a/appveyor.yml b/appveyor.yml
diff --git a/package.json b/package.json
@@ -18,7 +18,7 @@
     "lib"
   ],
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=10.0.0"
   },
   "dependencies": {
     "postcss": "^7.0.1",
