Update the availability chart on the index page.
Update the availability chart on the index page.

ahmadassaf/SPARQL-Endpoint-Status,ahmadassaf/SPARQL-Endpoint-Status,pyvandenbussche/sparqles,pyvandenbussche/sparqles,pyvandenbussche/sparqles,ahmadassaf/SPARQL-Endpoint-Status,pyvandenbussche/sparqles,ahmadassaf/SPARQL-Endpoint-Status