Also verify that running "make clean" deletes all the files in the
tree80eb9cbca0037c85e82496294923fd74085f1c02
-rw-r--r-- 1390 AUTHORS
-rw-r--r-- 4621 LICENSE
-rw-r--r-- 244 Makefile
drwxr-xr-x - doc
drwxr-xr-x - specs
drwxr-xr-x - src
drwxr-xr-x - tests