Schematic - https://github.com/s-gv/cookoo/blob/master/schematic/whistle...
PCB - https://github.com/s-gv/cookoo/tree/master/pcb/gerber
https://dl.dropboxusercontent.com/u/53155453/cookoo_kicad.zi...
Not sure if this is the latest version.
Schematic - https://github.com/s-gv/cookoo/blob/master/schematic/whistle...
PCB - https://github.com/s-gv/cookoo/tree/master/pcb/gerber