* update Quicklisp distinfo
* regenerate packages
* add cl-html-parse and closure-html
* add proper mariadb library path to fix cl-mysql
* escape memoization filenames for systems
* lispPackages.cl-postgres: keep simple-date in the same package
Escape things by default in derivation names (i.e. digit cannot be the
first character etc.)
Update Quicklisp (tracking upstream); list new missing dependencies
Add some minimal README about ql-to-nix
