removed all dg files from homme/src
removed references to PRIMDG and SWDG and related
tested using HOMME stand-alone tests and FC5AQUAP

remove spelt mods from src
remove spelt mods from src/share
remove spelt from test/fvmtest
remove spelttest from test
remove spelt from make CMakeLists file
remove spelt_mod from executables
remove interpolate_gll2spelt_points from derivative mod
remove TRACERTRANSPORT_SPELT_FVM
remove spelt constants: nip nipm nep from dimensions mod
remove interpol_spelt from interpolate_mod
remove prim_advec_tracers_spelt
remove output variables: psC
remove CWFV modules from src
remove cwfvtest dir

[BFB]

…move_dg

* halldm2000/homme/remove_spelt:
  cleanup: removed vast majority of SPELT code from HOMME
  Fixed a bug for compsets not using mg2 microphysics
  Adds new compset FC5AV1C-04 along with two tests
  First untested commit for avic-04

Conflicts:
	components/homme/src/preqx_acc/derivative_mod.F90
	components/homme/src/share/derivative_mod_base.F90
	components/homme/src/share/dimensions_mod.F90
	components/homme/src/sweqx/derivative_mod.F90