Mermaid
Mermaid diagrams can now be displayed.
Example:
```mermaid
graph TD
A[Christmas] -->|Get money| B(Go shopping)
B --> C{Let me think}
C -->|One| D[Laptop]
C -->|Two| E[iPhone]
C -->|Three| F[Car]
```
Search
The application can now search for a term via Ctrl+F. F3 highlights the next occurrence of the term and Shift+F3 highlights the previous one.
