Updated installation guide for Raspberry Pi 3
Updated installation guide for Raspberry Pi 3

MDSLab/s4t-lighthing-rod,MDSLab/s4t-lighthing-rod,MDSLab/s4t-lightning-rod,MDSLab/s4t-lightning-rod,MDSLab/s4t-lighthing-rod,MDSLab/s4t-lightning-rod