Address review comments

sammy/src/ang/mang1.f

sammy/src/avg/mavg6.f

sammy/src/clm/mclm8a.f90

sammy/src/clq/mclq1.f

sammy/src/cro/mcro1.f

sammy/src/dbd/mdbd1.f

sammy/src/dop/mdop1.f90

sammy/src/fgm/mfgm3.f90

sammy/src/fgm/mfgm4.f90

sammy/src/int/mint1.f

sammy/src/mxw/mmxw5.f

sammy/src/ntg/mntg3.f

sammy/src/ntg/mntg4.f

sammy/src/ntg/mntg5.f

sammy/src/ntg/mntg6.f

sammy/src/ntg/mntg7.f

sammy/src/ntg/mntg8.f

sammy/src/ntg/mntga.f

sammy/src/salmon/DerivativeList.h

sammy/src/the/DerivativeHandler.h