* libmd5-rfc: New directory, to hold code imported from the libmd5-rfc
project in a clearly delineated fashion.
* libmd5-rfc/README: New file.
* md5.c, md5.h: Delete...
* libmd5-rfc/md5.c, libmd5-rfc/md5.h: ...and replace with pristine
versions from upstream (only change is restoration of upstream CVS
keyword expansions).
* libmd5-rfc/md5main.c: New file.
* Makefile.ami (setup_SOURCES): Edit file paths.
* download.cc, install.cc: Edit include paths.