Update node testing matrix and dependencies

.travis.yml

@@ -2,9 +2,9 @@ os: linux
 dist: xenial
 language: node_js
 node_js:
-  - 10
   - 12
   - 14
+  - 16
 before_install:
   - npm install -g npm@latest
 before_script:

appveyor.yml

@@ -1,8 +1,8 @@
 environment:
   matrix:
-    - nodejs_version: 10
     - nodejs_version: 12
     - nodejs_version: 14
+    - nodejs_version: 16
 
 install:
   - ps: Install-Product node $env:nodejs_version x64

package.json

@@ -50,38 +50,38 @@
     "doctrine": "^3.0.0",
     "file": "^0.2.2",
     "lodash": "^4.17.21",
-    "markdown-it": "^12.0.6",
+    "markdown-it": "^12.1.0",
     "mkdirp": "1.0.4",
     "requirejs": "^2.3.6",
     "yargs": "^17.0.1"
   },
   "devDependencies": {
     "@alrra/travis-scripts": "^3.0.1",
-    "@babel/core": "^7.14.0",
-    "@babel/preset-env": "^7.14.1",
-    "@babel/register": "^7.13.16",
-    "auto-changelog": "^2.2.1",
+    "@babel/core": "^7.14.6",
+    "@babel/preset-env": "^7.14.7",
+    "@babel/register": "^7.14.5",
+    "auto-changelog": "^2.3.0",
     "chai": "^4.3.4",
     "codecov": "^3.8.2",
     "del": "^6.0.0",
-    "eslint": "^7.25.0",
-    "eslint-plugin-jsdoc": "^33.1.0",
-    "find-parent-dir": "^0.3.0",
+    "eslint": "^7.30.0",
+    "eslint-plugin-jsdoc": "^35.4.2",
+    "find-parent-dir": "^0.3.1",
     "fs-extra": "^10.0.0",
-    "globby": "^11.0.3",
+    "globby": "^11.0.4",
     "gulp": "^4.0.2",
     "gulp-connect": "^5.7.0",
     "gulp-eslint": "^6.0.0",
-    "gulp-pug": "^4.0.1",
+    "gulp-pug": "^5.0.0",
     "joi": "^17.4.0",
     "jquery": "^3.6.0",
     "json3": "^3.3.3",
-    "mocha": "^8.3.2",
+    "mocha": "^9.0.2",
     "mocha-headless-chrome": "^3.1.0",
     "nyc": "^15.1.0",
     "proxyquire": "^2.1.3",
     "serve-static": "^1.14.1",
-    "sinon": "^10.0.0",
+    "sinon": "^11.1.1",
     "ua-parser-js": "^0.7.28"
   },
   "scripts": {