* module/ice-9/boot-9.scm:
* module/ice-9/scm-style-repl.scm (bad-throw): Move here. This function
was never documented, but has been around since guile-ii. It's not
used with current code though.
* module/ice-9/deprecated.scm: Provide bad-throw in default env.
* module/ice-9/debugger/commands.scm: Import bad-throw from
scm-style-repl.
* module/Makefile.am:
* module/ice-9/scm-style-repl.scm: New file, to hold the old
scm-style-repl.
* module/ice-9/deprecated.scm: Provide scm-style-repl and
error-catching-loop and error-catching-repl in the default env, but
with deprecation warnings.