040000 tree 02772a4500d64767672716bd9c186fc8eb476ba7	android
040000 tree 629528230a88f515275d550b0380f6c2a5345f34	linux
040000 tree b2ef2904c926e2c6a3da04147531204c407b23b9	mac-mac10.10
040000 tree 8c42a1fa83cfc9a14a31e5bafc617a0221cc538c	mac-mac10.9
040000 tree 82d098c5141b2d1b031c8ab2b4dde4238a0799ed	mac-retina
040000 tree 33ea6b07a828bf9f8ffda1c2b4613ffce89b7f6e	mac
040000 tree 1307f80d80ac9efdddc16b58ef2062c1d563e83b	win
040000 tree 6de31d1b2019bead7898481a941061894b5d3fe8	win7