Fixes to unit testing

SPITFIRE refactor of mortality

Add the Johnson and Berry 2021 model of electron transport response t…

…o irradiance

Adjustment to trim logic

This partially addresses NGEET#1393

updates to the default parameter file

This update includes a phenology parameter refactor per NGEET#1355, an update
to the default exclusion parameter per NGEET#1358, updates to the logging
parameters to default to clearcut via NGEET#1359, and a minor long name
correction per NGEET#1394.

refactor and stardardize per-ageclass history

two-stream sun-shade fraction update

This simplifies the leaf sunlit fraction calculation to assume that it
is comparible to that of other media.

Refactor of vegetation bin indexing.

fix to trivial radiation transmission bug

This set of changes is a bugfix. The units on excess respiration mass…

… balance checking were incorrect, and the history diagnostics associated it also had an incorrect unit.