accdb: group @principal as user name
accdb: clarify Entry#show comment
accdb: add color support to Entry#dump
accdb: enable colors in common commands
git-find-blob: move loose global variables
git-find-blob: adjust message
git-find-blob: print the correct final commit
git-find-blob: allow resuming search
kc: add a ${KEYTAB} variable for k5aliases