WIP...

Build
--------
```
$ cd thirdparty/carve-1.4.0/build
$ cmake ../
$ make && make install

$ qmake -spec macx-xcode
```

UI Resources Source
--------
Qt Dark Theme:  
- https://gist.github.com/QuantumCD/6245215  

Icons:  
- https://material.io/icons/  
18dp white    
3d rotation -> rotate  
add circle outline -> add  
zoom in -> zoomin  
zoom out -> zoomout