include: new shortcode #43

necessary for inclusion of CHANGELOG.md

exampleSite/content/shortcodes/INCLUDE_ME.md

@@ -0,0 +1,14 @@
+You can add:
+
+- multiple paragraphs
+- bullet point lists
+- _emphasized_, **bold** and even **_bold emphasized_** text
+- [links](https://example.com)
+- other shortcodes besides `expand`
+- etc.
+
+```
+...and even source code
+```
+
+> the possiblities are endless

exampleSite/content/shortcodes/include.en.md

@@ -0,0 +1,24 @@
+---
+title: Include
+description: "Displays content from other markdown files"
+---
+
+The include shortcode includes other files from your project inside of the current file. This can even contain markdown and will be taken into account when generating the table of contents.
+
+## Usage
+
+````
+{{%/* include "<file>" */%}}
+````
+
+## Examples
+
+### Arbitray content
+
+{{% include "shortcodes/INCLUDE_ME.md" %}}
+
+{{% expand "Show markup" %}}
+````
+{{%/* include "shortcodes/INCLUDE_ME.md" */%}}
+````
+{{% /expand %}}

exampleSite/content/shortcodes/notice.en.md

@@ -14,6 +14,7 @@ Some markup
 ````
 
 ## Examples
+
 ### Note
 
 {{% notice note %}}