Got rid of RSlice, RSpec, RCurve, ROlo,c,d.

TODO

pub/ftest/mpaf.f2t

pub/lib/curve.cpp

pub/lib/curve.hpp

pub/lib/edif.cpp

pub/lib/expr.cpp

pub/lib/fbase.cpp

pub/lib/file_in.cpp

pub/lib/file_out.cpp

pub/lib/fit.cpp

pub/lib/fsel.cpp

pub/lib/fsel.hpp

pub/lib/jsel.cpp

pub/lib/loop.cpp

pub/lib/loop.hpp

pub/lib/manip.cpp

pub/lib/mem.cpp

pub/lib/mem.hpp

pub/lib/node.cpp

pub/lib/node.hpp