server: update the debug range page
server: update the debug range page

- Change the table to be column based instead of row based for easier reading.
- Add warnings to both the replica headers and the replica listings themselves.
- Gather the replica data in more direct manner for easier result listings.

paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach,paperstreet/cockroach