Added link and image for custom data page
Added link and image for custom data page

andrewyatz/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,Ensembl/public-plugins,andrewyatz/public-plugins,muffato/public-plugins,muffato/public-plugins,Ensembl/public-plugins,andrewyatz/public-plugins,Ensembl/public-plugins