README: Use subsection headers to highlight major steps in the installation
README: Use subsection headers to highlight major steps in the installation

kb2ma/adagios,kaji-project/adagios,opinkerfi/adagios,opinkerfi/adagios,kb2ma/adagios,kb2ma/adagios,zengzhaozheng/adagios,zengzhaozheng/adagios,zengzhaozheng/adagios,zengzhaozheng/adagios,kaji-project/adagios,kaji-project/adagios,kb2ma/adagios,kaji-project/adagios,opinkerfi/adagios,opinkerfi/adagios