document extensible schema and new plugin system
document extensible schema and new plugin system

Dieterbe/anthracite,square-root/anthracite,jjardel/anthracite,nickman/anthracite,jjardel/anthracite,Dieterbe/anthracite,square-root/anthracite,jjardel/anthracite,jjardel/anthracite,square-root/anthracite,Dieterbe/anthracite,nickman/anthracite,square-root/anthracite,Dieterbe/anthracite,nickman/anthracite,nickman/anthracite