Interactive JSON Graph path evaluation tool

[ktrott]

Embed into Falcor OSS site.

[steveorsomethin]

Work is partly done as DNA discoverability effort. Needs to be ported to public site. Would also need to extend the specific router (datasource) implementation to expose the APIs the Discoverability tool needs.

[sdesai]

Marking this longer term, but we may end up executing on it for internal needs earlier, in which case we can see what it would take to expose an example for the OSS world.