change implementation of parameters

[jd-lara]

This is a big PR. Some tests are still broken (Hybrid Systems models). Opening the PR for initial review and to run the CI and merge to unblock work and then address the hybrid devices issues.

[github-actions]

Performance Results

Version	Precompile Time
Master	14.028002801
This Branch	14.07893499

Version	Build Time
Master-Build Time Precompile	92.643516983
Master-Build Time Postcompile	12.388326805
This Branch-Build Time Precompile	93.560284471
This Branch-Build Time Postcompile	12.771829474

[codecov]

Codecov Report

Merging #899 (9adbfed) into master (6320924) will decrease coverage by 1.53%.
The diff coverage is 83.02%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #899      +/-   ##
==========================================
- Coverage   85.24%   83.71%   -1.54%     
==========================================
  Files         116      117       +1     
  Lines       12524    12654     +130     
==========================================
- Hits        10676    10593      -83     
- Misses       1848     2061     +213     

Flag	Coverage Δ
unittests	83.71% <83.02%> (-1.54%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
src/PowerSimulations.jl	100.00% <ø> (ø)
src/core/definitions.jl	50.00% <ø> (ø)
src/core/device_model.jl	88.00% <ø> (ø)
src/core/formulations.jl	100.00% <ø> (ø)
src/core/variables.jl	65.51% <ø> (-0.40%)	⬇️
...els/device_constructors/constructor_validations.jl	18.75% <ø> (-2.47%)	⬇️
.../devices_models/devices/common/range_constraint.jl	81.06% <ø> (ø)
src/feedforward/feedforward_constraints.jl	83.97% <ø> (ø)
...rc/initial_conditions/update_initial_conditions.jl	100.00% <ø> (ø)
src/operation/emulation_model.jl	87.20% <0.00%> (-1.03%)	⬇️
... and 46 more