Add module for designating patch/col/etc. as "debug" #4018

5 / 9 tasks completed

4 tasks still to be completed

Task	Status
Tested during some column-level troubleshooting	Completed
Add unit tests.	Incomplete
The code in this PR branch builds with no errors.	Completed
The code in this PR branch runs with no errors. Column-level troubleshooting	Completed
I have reviewed relevant parts of the CLM documentation Tech Note or User's Guide to determine if anything needs to be changed or added. If it does, describe: Should add a bit in the Troubleshooting section of the User's Guide	Completed
This PR either (a) does not create a need to update the documentation or (b) includes required documentation updates (see guidelines for contributing documentation). Which?: Will include updates, but I haven't made them yet.	Incomplete
Add an option to the functions that would have them return true if any parent is debug. So for instance, you could set a column, landunit, or gridcell to debug, then do `do_debug_patch(..., include_parent=.true.)`.	Incomplete
Bill's POI module does this with lat/lon. Bring that in here.	Incomplete
(Done with `97d16bc`.) Make indices namelist params and just require that no merged code leave in `do_debug_*` calls.	Completed