completion: complete shared options for each command
[notmuch] / completion /
drwxr-xr-x   ..
-rw-r--r-- 132 Makefile
-rw-r--r-- 683 Makefile.local
-rw-r--r-- 434 README
-rw-r--r-- 12051 notmuch-completion.bash
-rw-r--r-- 2387 notmuch-completion.zsh