Modern browsers allow decomposing table markup equally well as nested div
constructs, therefor migrate our <div> table markup to actual <table> tags
but keep the old table/tr/th/td CSS classes for now to allow for a smooth
theme transition.
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
This converts the graph rendering to client side JavaScript and replaces
the route registration with declarative JSON.
Signed-off-by: Jo-Philipp Wich <jo@mein.io>