Feature new flamelet (#128)

* new flamelet case

* add new cgns file

* Add flamelet adjoint regression test.
Add flamelet adjoint regression test.

* Test to use file copies instead of symbolic links to fix regression testing.

* Fix folder names for regression tests.

* Use file copies instead of symlinks to fix regression tests. Rename some folders.

* Add regression test for flamelet model plus CHT model.

* Add regression test for adjoint flamelet model plus CHT model.

* Add reference restart file to regression test.

* Fix regression tests by replacing binary reference files with ASCII reference files

* Fix reference file.

* add history

* Replace restart reference files with gradient reference files.

* Remove history reference file.

* Re-add restart reference files.

* axisymmetric testcase flamelet

* update solution files

* update regression

* update regression

* update solution of planar and axi after temperature bugfix

* modify cht case

* modify cht case

* update ad and dot case

* update cht testcase

* update cht ad and dot case

* add solution files

* update cht ad and dot testcase

* update cht ad and dot testcase

* add new restart for primal

* add new restart for primal

* update solution.dat file

* rename restart file

* update CHT testcase solution

* update CHT testcase config

* update AD regression

* update cht_ad testcase

* update AD regression

* update AD regression

---------

Co-authored-by: bigfooted <[email protected]>
Co-authored-by: Daniel Mayer <[email protected]>
Co-authored-by: bigfooted <[email protected]>

Author: 3 people

flamelet/01_laminar_premixed_ch4_flame_cfd/fgm_ch4.drg

@@ -0,0 +1,11 @@
+CUSTOM_OBJFUNC gradient 
+-0.0008157707568999669
+-0.000219033415659538
+-3.951011828020564e-05
+3.756694002335222e-05
+7.750723171335201e-05
+-0.0008157707568999443
+-0.0002190334156595399
+-3.951011828020645e-05
+3.756694002335371e-05
+7.75072317133548e-05