Added warning about git submodules to the sketchbots readme
Merge branch 'hardware-tutorials-dev' of github.com:GoogleChrome/ChromeWebLab into hardware-tutorials-dev
Merge branch 'hardware-tutorials-dev' of github.com:GoogleChrome/ChromeWebLab into hardware-tutorials-dev
Merge branch 'hardware-tutorials-dev' of github.com:GoogleChrome/ChromeWebLab into hardware-tutorials-dev
Added video preview image