chore: import upstream snapshot with attribution

docs/functions/key.html

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+<h5>KEY</h5>
+<p>Keyboard functions</p>
+<section id="keys" class="my-5">
+	<h5>keys enumerations</h5>
+	<pre><code>key.alt
+key.apps
+key.back
+key.cancel
+key.capital
+key.capslock
+key.control
+key.delete
+key.down
+key.end
+key.enter
+key.escape
+key.execute
+key.f1
+key.f10
+key.f11
+key.f12
+key.f2
+key.f3
+key.f4
+key.f5
+key.f6
+key.f7
+key.f8
+key.f9
+key.help
+key.home
+key.insert
+key.lalt
+key.lcontrol
+key.left
+key.lshift
+key.lwin
+key.next
+key.none
+key.pagedown
+key.pageup
+key.pause
+key.play
+key.print
+key.printscreen
+key.prior
+key.ralt
+key.rcontrol
+key.return
+key.right
+key.rshift
+key.rwin
+key.shift
+key.snapshot
+key.space
+key.tab
+key.up
+key.win</code></pre>
+</section>
+
+<section id="key" class="my-5">
+	<h5>key</h5>
+	<p>Syntax</p>
+	<pre>
+<code>// check if SHIFT key is pressed
+key(key.shift)
+
+// or
+key == key.shift
+
+// or
+key.shift()
+
+// check if tow keys (SHIFT+CTRL) is pressed
+key(key.shift, key.control)
+
+// check if keys (SHIFT+CTRL+X) is pressed
+key(key.shift, key.control, 87)</code>
+	</pre>
+</section>
+
+<section id="key.send" class="my-5">
+	<h5>key.send</h5>
+	<p>Send one or more keys to the current window.</p>
+	<p>Syntax</p>
+	<pre><code>key.send(key.f5)
+key.send(key.ctrl,'n')
+key.send(key.shift, key.delete)</code></pre>
+</section>
+
+
+