created Makefile for compiling rappture libraries.
created README which starts to outline how to compile a rappture library
adjusted #include lines in most .h,.c,.cc files and added Include path
searched to the makefile.
files changed listed below:
M include/core/RpUnits.h
M include/core/RpDict.h
M include/cee/rappture_interface.h
A src/python/PyRpUnits_setup.py
M src/core/RpUnits.cc
M src/fortran/RpUnits_fortran.c
M src/fortran/rappture_fortran.c
M src/cee/rappture_interface.c
M src/cee/RpUnitsCInterface.cc
A src/README
A src/Makefile