Set type of initialized variables to auto.

src/CMOR_lite.cc

src/Monarith.cc

src/Mrotuvb.cc

src/Recttocomplex.cc

src/Remapweights.cc

src/Replacevalues.cc

src/Rotuv.cc

src/Runstat.cc

src/Samplegrid.cc

src/Seascount.cc

src/Selbox.cc

src/Seloperator.cc

src/Selvar.cc

src/Selyearidx.cc

src/Set.cc

src/Setgatt.cc

src/Sethalo.cc

src/Setpartab.cc

src/Shiftxy.cc

src/Splitrec.cc