This is a temporary workaround for the 2.0 stable series.  The next
stable series should have an implicit `setlocale (LC_ALL, "")' call,
which will make this unnecessary.

* libguile/feature.c (progargs_fluid): Rename to...
  (scm_program_arguments_fluid): ... this.  Update users.

* libguile/feature.h (scm_program_arguments_fluid): New internal
  declaration.

* libguile/init.c (invoke_main_func): Call
  `scm_i_set_boot_program_arguments' instead of
  `scm_set_program_arguments'.

* libguile/script.c (locale_arguments_to_string_list,
  scm_i_set_boot_program_arguments): New functions.
  (scm_compile_shell_switches): Use `locale_arguments_to_string_list'.

* libguile/script.h (scm_i_set_boot_program_arguments): New internal
  declaration.

* test-suite/standalone/Makefile.am (check_SCRIPTS, TESTS): Add
  `test-command-line-encoding'.
* test-suite/standalone/test-command-line-encoding: New file.