fixed favicon if image is used to add website to home screen of a mobile phone

src/templates/macros.html

@@ -6,6 +6,8 @@
 
     <link type="text/css" rel="stylesheet" href="{{ url_for('static', filename='css/main.css') }}"/>
 
+    <link rel="apple-touch-icon" href="{{ url_for('static', filename='touch_icon.png') }}">
+
     {% if addViewport %}
         <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
     {% endif%}

src/version.json

 {
     "version": {
-        "name": "v1.5.0",
-        "code": 9,
-        "date": "31.01.21"
+        "name": "v1.6.0",
+        "code": 10,
+        "date": "01.02.21"
     }
 }
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