Eliminate spurious 'u' entries on update.
tree5ccc69f4f6a04dc3d356f40d6ac858085b829061
-rw-r--r-- 27 .gitignore
-rw-r--r-- 188 Makefile
drwxr-xr-x - assurance
-rwxr-xr-x 345 asure
-rw-r--r-- 1321 t_scan.py