1. Link your DropBox Account to Cocos2dxMrubyPlayer App.
2. Checkout this repo into DropBox/.../Cocos2dxMrubyPlayer/
$ cd path-to/DropBox/.../Cocos2dxMrubyPlayer
$ git init --separate-git-dir=/Users/yourname/Documents/Cocos2dxMrubyPlayer.separate-git-dir
$ git remote add -f origin git@github.com:takeru/Cocos2dxMrubyPlayerDemo.git
$ git checkout master
$ ls -a1
.
..
.dropbox
.git
Icon?
README.md
app_root
boot.rb
(Prevent to sync .git directory by DropBox, --separate-git-dir option is recommended.)