Clean exit also on SIGTERM otherwise the terminal is unusable.
-rw-r--r-- 14 .gitignore
-rwxr-xr-x 467 .install-rpm.sh
-rw-r--r-- 17989 COPYING
-rw-r--r-- 129 MANIFEST.in
-rw-r--r-- 1908 NEWS
-rw-r--r-- 649 README
-rw-r--r-- 1749 THANKS
-rw-r--r-- 3924 iotop.8
-rwxr-xr-x 303 iotop.py
drwxr-xr-x - iotop
-rwxr-xr-x 594 release.sh
drwxr-xr-x - sbin
-rw-r--r-- 94 setup.cfg
-rwxr-xr-x 1008 setup.py