Variables that can become const are

changes to make the style consistent

Nl opt parameterization

See merge request tpurcell/cpp_sisso!21

If a key is not in the file just return and empty vector

Typo in one of the sanity checks is now fixed

Add sanity checker when accessing VALUES_ARR
Only reindex on the fly generated features

set val_ptr in set_value and then perform the calculation

Edits to get the tests to pass with the merged code

Remove all possible overlaps

initialize functions are now working

op_slots are now used throughout

No longer just 3

Fails

Cleaning some errors up that occured after the merge

Test both Intel10_lp64 and Intel before All

generate_node functions now use is_const of the new features

Classification error

See merge request tpurcell/cpp_sisso!23

Removes potential of conflicts in feat_inds as the feature set is built

The width paramter was cauing issues with that test passing

intel-bin should now work

Fixes from master adapted here

Should be 0.5 exactly not slightly off

int overflows are leading to issues

Updates to ConvexHull1D

Need #ifdef in more places