Merge getpass from libc, plus a few fixes.
-rw-r--r-- 369 COPYING
-rw-r--r-- 18350 ChangeLog
-rw-r--r-- 148609 MODULES.html
-rwxr-xr-x 32943 MODULES.html.sh
-rw-r--r-- 7635 README
drwxr-xr-x - config
drwxr-xr-x - doc
-rwxr-xr-x 18755 gnulib-tool
drwxr-xr-x - lib
drwxr-xr-x - m4
drwxr-xr-x - modules
-rw-r--r-- 185983 regex.c
-rw-r--r-- 21522 regex.h
drwxr-xr-x - tests