Initial NRWAL Release!

Includes NRWAL code base, example equation library, example config library, tests, and documentation.

What’s Changed

Regression tests improvements (#17) @JakeNunemaker
removed confusing features of config pointers (#16) @JakeNunemaker
Gb/config improvements (#15) @grantbuster
bug fix on config keys referencing constants or global variables in o… (#14) @grantbuster
ORCA Regression Tests (#12) @JakeNunemaker
Revised boolean evaluation order in _get_nn_eqns_values so it will work when … (#11) @JakeNunemaker
added algorithm for parsing multiple parenthetical statements with tests (#10) @grantbuster
fixed a bug related to config math order of operations. protected aga… (#9) @grantbuster
Gb/config edits (#6) @grantbuster
Gb/nrwal config (#5) @grantbuster
Equations for losses and OpEx (#4) @JakeNunemaker
Orca comps (#3) @JakeNunemaker
File structure (#2) @JakeNunemaker
Gb/eqn handlers (#1) @grantbuster