Add license compatibility check in --create-testdir.
-rw-r--r-- 949 COPYING
-rw-r--r-- 842981 ChangeLog
-rw-r--r-- 268234 MODULES.html
-rwxr-xr-x 41093 MODULES.html.sh
-rw-r--r-- 10324 README
drwxr-xr-x - build-aux
-rwxr-xr-x 6907 check-module
drwxr-xr-x - config
drwxr-xr-x - doc
-rwxr-xr-x 102050 gnulib-tool
drwxr-xr-x - lib
drwxr-xr-x - m4
drwxr-xr-x - modules
drwxr-xr-x - tests
-rw-r--r-- 3082 users.txt