Changes

Changing ifort environment variable file to new ifort file. larson-group/sys_admin#750

Eliminating l_apply_rule_to_pdf_params flag.
For ticket #926.
Results are BFB identical.

Removing incorrect name from COAMPS variable list

Eliminating l_ub_const_deriv flag.
For ticket #926.
Results are BFB identical.

Eliminating l_equation_21 flag.
For ticket #926.
Results are BFB identical

Adding additional ifort environment script to test to fix compile errors. larson-group/sys_admin#750

Adding ifort environment script to the compile step for all ifort scripts.

Eliminating l_wp3_2nd_buoyancy flag.
Code surrounding the flag is still present.
For ticket #926.
Results are BFB identical.

Updates to pyplotgen that will include all invrs_tau_* lines in a single plot, and also updates to prevent SAM and COAMPS lines from being plotted when those models will never have the variables being plotted.

Updates to include all invrs_tau_* variables in the output stats files, and pyplotgen updates to plot all of the invrs_tau_* variables on two separate plots along with the other "base" variables.

See #895.

Eliminating l_refine_grid_in_cloud and l_interactive_refined.
For ticket #926.
Results are BFB identical.

Updating the tuner README to clarify how the user should set the initmax values.

Eliminating l_use_experimental_term_pr2 and l_use_vert_avg_winds
For ticket #926
Results are BFB identical.

Updating run_tuner.bash so that it will run the tuner test cases with the initial tunable_parameters.in (i.e. before tuning) to make it easier to compare the optimized runs with the initial runs.  The initial runs are saved in a separate directory.

See #939.

Removing superfluous bash script commands.