chore: update required node version to 6

rogeriopvl · rogeriopvl · commit 951d24720b38 · 2018-11-22T19:27:04.000Z
This change matches what we already have in Karma.

Breaking change: Node versions previous to 6 are no longer supported.
diff --git a/.travis.yml b/.travis.yml
@@ -1,9 +1,8 @@
 language: node_js
 node_js:
-  - 4
-  - 5
   - 6
-  - stable
+  - 8
+  - 10
 
 # Make sure we have new NPM.
 before_install:
diff --git a/package.json b/package.json
@@ -53,7 +53,7 @@
     "karma": "./bin/karma"
   },
   "engines": {
-    "node": "4 || 5 || 6 || 8"
+    "node": ">= 6"
   },
   "version": "1.0.1",
   "license": "MIT"
