Integrate cctools-667.6.0 changes
treeef0c0291bdbe24c9632eca204f31f2b5b8d39701
-rw-r--r-- 2403 Makefile
-rw-r--r-- 1896 README
drwxr-xr-x - include
drwxr-xr-x - libstuff
-rw-r--r-- 1541 preinc.h
-rw-r--r-- 137671 strip.c
-rw-r--r-- 139275 tease.c