license(TMP-1):Change license from CC BY-SA 4.0 to CC0 1.0
-rw-r--r-- 34 .gitignore
drwxr-xr-x - DEL
drwxr-xr-x - DWG
drwxr-xr-x - IMG
-rw-r--r-- 723 README.org
drwxr-xr-x - REF
-rw-r--r-- 12023 REVISIONS.org
-rw-r--r-- 645 TODO.org