HPCC-12437 Prioritize Columns for Roxie Graphs

Add column hider as default to all grids.

Fixes HPCC-12437

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
It's a start - we may want to tweak in 5.2 where there are more stats available.

Not sure what the second part of your question means