Update all dependencies (#189)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>

Author: ggrossetie

.github/workflows/build.yml

@@ -11,9 +11,9 @@ jobs:
           - 12.x
           - 14.x
     steps:
-    - uses: actions/checkout@v1
+    - uses: actions/checkout@v3
     - name: Set up Node ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
+      uses: actions/setup-node@v3
       with:
         node-version: ${{ matrix.node-version }}
     - name: Install dependencies

.github/workflows/documentation-notify.yml

@@ -9,7 +9,7 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Notify Netlify
         env:
           NETLIFY_WEBHOOK_URL: ${{ secrets.NETLIFY_WEBHOOK_URL }}

lib/options.js

@@ -1,5 +1,5 @@
 /* global Opal */
-const yargs = require('yargs')
+const Yargs = require('yargs/yargs')
 const asciidoctor = require('@asciidoctor/core')()
 
 const convertOptions = (args, attrs) => {
@@ -81,6 +81,8 @@ const convertOptions = (args, attrs) => {
   if (typeof outFile !== 'undefined') {
     if (outFile === '') {
       options.to_file = '-'
+    } else if (outFile === '\'\'') {
+      options.to_file = '-'
     } else {
       options.to_file = outFile
       options.mkdirs = true
@@ -118,6 +120,7 @@ class Options {
     } else {
       this.attributes = []
     }
+    const yargs = Yargs()
     this.cmd = yargs
       .option('backend', {
         alias: 'b',