(implementation-vicinity, parse-path): Deleted, along with code to
initialize %load-path.
* boot-9.scm (in-vicinity): If the vicinity doesn't end with a
"/", use one to separate it from the file.
Add the directory named after the version number.
Prepend the version number to the other directories in the path.
Simplify by mapping the common prefix onto each item.
* Makefile.in (datadir, pkgdatadir, pkgverdatadir, subpkgdatadir,
sitedatadir): New definitions.
(libparent, libdir, install_path): Replaced by above.
(install): Create the above directories.
Put the source files into subpkgdatadir.
(uninstall): Remove the above directories.
Makefile's distribution and installation targets; just put it all
in the Makefile directly.
* PLUGIN/this.configure (scm_files, aux_files): Remove sections
for these.
* configure.in: Remove code that gets and substitutes scm_files and
aux_files.
* Makefile.in (scm_files, aux_files): Write out the list of files
here, where people expect to find them.
