Database(): implement as of yet untested add_message() and remove_message()
-rw-r--r-- 45 .hgignore
-rw-r--r-- 1120 README
drwxr-xr-x - cnotmuch
drwxr-xr-x - docs
-rwxr-xr-x 8462 notmuch
drwxr-xr-x - test