save working files & exports to dropbox

[monking]

https://www.dropbox.com/developers/core

e.g.

app
└── penciltest
    └── my_first_project
        ├── audio
        │   ├── heavy_impact.wav
        │   ├── laugh.wav
        │   ├── music.wav
        │   └── splash.wav
        ├── export
        │   ├── my_first_project-2014-08-14-2133.mp4
        │   └── my_first_project-2014-08-14-2216.mp4
        └── film.json