Move sketch to it's own directory (to fix compatibility with the default-but-ugly Arduino IDE
inotool seems to be fine with this
Update PCB to fix pulldown resistor problem
Change behaviour of spinner and togglebutton. Now, when changing the selected device address, the old connection will be closed, and it will attempt to connect to the newly selected address

Also, recompile for Lollipop, with Material Design enabled for api 21+ devices