Add Table Of Contents feature

docs/01_Features/Table_of_contents.md

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+Adding a table of contents becomes very easy with Daux.io
+
+## Automatic
+
+A table of contents can be added automatically to all pages.
+
+If `[TOC]` isn't present it will add it at the beginning of the page.
+
+You can enable this feature in your configuration
+
+```json
+{
+	"auto_toc": true
+}
+```
+
+## Manual
+
+Add `[TOC]` anywhere in your document and it will be replaced by a table of contents