configuration

    configuration is finished. Lapack or compatible library is not used.  other change is added.

        chantes in levmar.h
            * comment in "define HAVE_LAPACK"
            * comment out "undef HAVE_LAPACK"

        changes in Makefile 
            * add verbose option '-fPIC' to macro CFLAGS

            * comment out LAPACKLIBS

            * add the share library 'liblevmar.so' to target 'all' in Mekefile
            * add target and commands in Makefile to create the shared library 'liblevmar.so'

        changes in expfit.c
            * #include <levmar.h> ===> #include "levmar.h"

compile

    move the top directory of ~/Levmar-2.5

        cd somewhere/levmar-2.5

    execute command make

        make

    liraries and execuables lmdemo expfit exit.
        liblevmar.a liblevmar.so
        lmdemo   expfit
