Add HGETALL to the WebSocket HTML demo

Quick demo to answer a question asked in GitHub issue #249:
#249

tests/websocket.html

@@ -101,6 +101,16 @@ <h3>$TITLE</h3>
 		</fieldset>
 	</form>
 
+	<form class="pure-form">
+		<fieldset>
+			<div class="pure-g">
+				<div class="pure-u-1-3">&nbsp;</div>
+				<div class="pure-u-1-3"><input disabled class="pure-u-23-24" type="text" placeholder="key" id="$type-hgetall-key" value="hello" /></div>
+				<div class="pure-u-1-3"><button disabled type="submit" class="pure-u-23-24 pure-button pure-button-primary" id="$type-btn-hgetall">HGETALL</button></div>
+			</div>
+		</fieldset>
+	</form>
+
 	<form class="pure-form">
 		<fieldset>
 			<div class="pure-g">
@@ -190,6 +200,12 @@ <h3>$TITLE</h3>
 			this.send(serialized);
 		});
 
+		$(`${this.type}-btn-hgetall`).addEventListener('click', event => {
+			event.preventDefault();
+			const serialized = this.serializer(['HGETALL', $(`${this.type}-hgetall-key`).value]);
+			this.send(serialized);
+		});
+
 		$(`${this.type}-btn-pub`).addEventListener('click', event => {
 			event.preventDefault();
 			const serialized = this.serializer(['PUBLISH', $(`${this.type}-pub-channel`).value, $(`${this.type}-pub-message`).value]);
@@ -236,6 +252,8 @@ <h3>$TITLE</h3>
 		$(`${this.type}-btn-set`).disabled = !connected || this.subscribed;
 		$(`${this.type}-get-key`).disabled = !connected || this.subscribed;
 		$(`${this.type}-btn-get`).disabled = !connected || this.subscribed;
+		$(`${this.type}-btn-hgetall`).disabled = !connected || this.subscribed;
+		$(`${this.type}-hgetall-key`).disabled = !connected || this.subscribed;
 		$(`${this.type}-pub-channel`).disabled = !connected || this.subscribed;
 		$(`${this.type}-pub-message`).disabled = !connected || this.subscribed;
 		$(`${this.type}-btn-pub`).disabled = !connected || this.subscribed;

webdis.json

@@ -10,7 +10,7 @@
   "pool_size": 20,
 
   "daemonize": false,
-  "websockets": false,
+  "websockets": true,
 
   "database": 0,