BREAKING CHANGE: Bump minimum node version to 10

Author: Gerrit0

.travis.yml

@@ -2,19 +2,12 @@ sudo: false
 language: node_js
 
 node_js:
-  - 8
   - 10
   - 12
+  - 14
 
 before_install:
  - npm install --global npm@
-before_install: >
-  node_version=$(node -v);
-  if  [ ${node_version:1:1} = 6 ]; then
-      npm install --global npm@^4
-    else
-      npm install --global npm@latest
-  fi
 
 script:
  - npm run build_and_test

package.json

@@ -17,7 +17,7 @@
     "url": "https://github.com/TypeStrong/TypeDoc/issues"
   },
   "engines": {
-    "node": ">= 8.0.0"
+    "node": ">= 10.0.0"
   },
   "dependencies": {
     "fs-extra": "^8.1.0",