Ditaa diagram is supported
.
```ditaa
+--------+   +-------+    +-------+
|        +---+ ditaa +--> |       |
|  Text  |   +-------+    |diagram|
|Document|   |!magic!|    |       |
|     {d}|   |       |    |       |
+---+----+   +-------+    +-------+
	:                         ^
	|       Lots of work      |
	+-------------------------+
```
.
<img src="https://www.plantuml.com/plantuml/svg/SoWkIImgISaiIKpaqjQ50cq51GLj93Q2mrMZ00NQO3cmHX3RJW4cKmDI4v9QKQ805a8nfoObCp6zA34NgCObFxaqDpMl1AIcHZ4tCJqpMH5i18evG52TKbk3B8og1kmC0cxcj5B01UAuE65c-UIN52lafocKvnTbmqpdX0S91j3cSaZDIm7x7m00" alt="uml diagram">
.
