Changes

Grid reverse matrix test (#1265)

* Making new flag l_force_descending_solves that forces us to use descending solves. Having it true keeps results BFB between ascending and descending when using -O0.

* renaming test

* Moving flag

* test fix

* test fix

* test fix

* Removing iteration limit on script and adding test error

* Removing test error, it was correctly caught

* Adding max statement to aid in single precision runs and removing accidentally commited file.