Added new script to replace square brackets on list items with single checkbox symbols.

export-checkboxes/export-checkboxes.qml

@@ -0,0 +1,24 @@
+import QtQml 2.0
+
+/**
+ * This is an example for custom styling of html in the note preview
+ */
+QtObject {
+    /**
+     * This function is called when the markdown html of a note is generated
+     * 
+     * It allows you to modify this html
+     * This is for example called before by the note preview
+     * 
+     * @param {Note} note - the note object
+     * @param {string} html - the html that is about to being rendered
+     * @return {string} the modfied html or an empty string if nothing should be modified
+     */
+    function noteToMarkdownHtmlHook(note, html) {
+        // see http://doc.qt.io/qt-5/richtext-html-subset.html for a list of
+        // supported css styles
+        html = html.replace(/<li>(\s*)(<p>)*(\s*)\[x\]/g, "<li style=\"list-style-type: none; margin-left: -16px;\">$1$2$3&#x2611;");
+        html = html.replace(/<li>(\s*)(<p>)*(\s*)\[ \]/g, "<li style=\"list-style-type: none; margin-left: -16px;\">$1$2$3&#x2610;");
+        return html;
+    }
+}

export-checkboxes/info.json

@@ -0,0 +1,9 @@
+{
+  "name": "Export checkboxes",
+  "identifier": "export-checkboxes",
+  "script": "export-checkboxes.qml",
+  "version": "0.0.1",
+  "minAppVersion": "17.12.0",
+  "authors": ["@m-wim"],
+  "description" : "This script changes the html output. If list items start with a check box mark the list bullet and mark is replaced with a single UTF-8 character for checked/unchecked state."
+}