2.8.0 Mermaid and Search

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.