collected getgb2* subroutines in file g2getgb2.F90 and get* subroutin…

…es in g2get.F90 (#629)

* collected getgb2* functions in file g2getgb2.F90

* collected getgb2* functions in file g2getgb2.F90

* combined files into g2get.F90

* combined gf_ subroutines into g2gf.F90

* more file combinations

src/CMakeLists.txt

@@ -5,13 +5,10 @@
 
 # These are the fortran source files.
 set(fortran_src compack.F90 drstemplates.F90 g2bytes.F90 g2grids.F90
-gb_info.F90 getdim.F90 getfield.F90 getgb2.F90 getgb2p.F90 getgb2r.F90
-getgb2rp.F90 g2index.F90 getlocal.F90 getpoly.F90 gettemplates.F90
-gf_free.F90 gf_getfld.F90 g2unpack.F90 g2create.F90 gribinfo.F90
+g2get.F90 g2getgb2.F90 g2index.F90 g2gf.F90 g2unpack.F90 g2create.F90
 ${CMAKE_CURRENT_BINARY_DIR}/gribmod.F90 gridtemplates.F90 intmath.F90
 g2jpc.F90 pack_gp.f params_ecmwf.F90 params.F90 pdstemplates.F90
-g2png.F90 putgb2.F90 realloc.F90 reduce.f g2sim.F90 skgb.F90
-g2spec.F90)
+g2png.F90 realloc.F90 reduce.f g2sim.F90 skgb.F90 g2spec.F90)
 
 # This function calls NCEPLIBS-w3emc.
 if (BUILD_WITH_W3EMC)