Remove installation sets

• Show files that will be removed:

# /usr/sbin/mtree -C -f /etc/mtree/set.xcomp | grep type=file | cut -f1 -d ' ' | xargs echo rm -rf

• Remove files:

# /usr/sbin/mtree -C -f /etc/mtree/set.xcomp | grep type=file | cut -f1 -d ' ' | xargs rm -rf