v0.0.10

Keymaps:
- Add mappings to jump to diagnostics
- Add gt/gm/gb mappings to jump to top/middle/bottom of screen
- ^ and $ are now gh, gl

- The runtime/ can now optionally be embedded in the binary
- Haskell syntax added
- Window mode (ctrl-w) added
- Show matching bracket (vim's matchbrackets)
- Themes now support style modifiers
- First user contributed theme
- Create a document if it doesn't exist yet on save
- Detect language on a new file on save

- Panic fixes, lots of them