Squashed 'cgilite/' changes from 9884092..a76f6a5

Squashed 'cgilite/' changes from 9884092..a76f6a5

a76f6a5 allow suppression of default session cookie
bcca3c0 STRING encodes empty values as backslash for easyer `read`ing of TAB-DBs, UNSTRING produces trailing newline for consistent output of encoded \n, obsoleted `sed` $UNSTRING code

git-subtree-dir: cgilite
git-subtree-split: a76f6a5931782adbae717678f8f92569ed0d5bcb