Squashed 'cgilite/' changes from a836764..49b4c44

49b4c44 remove obsolte escape functions
47a1cf6 introduce functions for cookie based cryptographically signed session variables
e3e5c0d introduce simple DBM module
8070ac9 use debug function for error output
13c2995 change border of input elements
31fd9a7 experimental: basic set of css rules
6212086 simplified mac function and cookie format

git-subtree-dir: cgilite
git-subtree-split: 49b4c44fb341804acf0165105e2234c2e57d1a67