add new repository instructions to top level readme
add new repository instructions to top level readme

Andrewiski/Robotics_Cape_Installer,StrawsonDesign/Robotics_Cape_Installer,Andrewiski/Robotics_Cape_Installer,StrawsonDesign/Robotics_Cape_Installer,StrawsonDesign/Robotics_Cape_Installer,Andrewiski/Robotics_Cape_Installer