Bugs, doc bugs, and a feature request for RUN-SHELL-COMMAND, RUN-PROGRAM, et al.
Fix E-D-E with long filenames on Win32. (Regression in bd1a1a9e.)
Change ENSURE-DIRECTORIES-EXIST a little.
Tweak run-sbcl.sh for Solaris's /bin/sh.
Revert the changes to debug-info, source locations.
Restore SB-C::*MERGE-PATHNAMES*, building with sb-fasteval.
Rename the NAME and UNTRUENAME slots in FILE-INFO.
Preserve COMPILE-FILE's argument & *D-P-D* through to fasls.