change elnode/api to marmalade/api - duh.

marmalade/api: replacement function
marmalade-api/package: use the replacement
marmalade-api/upload: use the replacement
better lisp

marmalade-api/upload: swap list/cons for backquote
document the user-database and add unverifieds db

marmalade/unverifieds: the new db for unverified users
add unverified user management functions.
add marmalade-set-auth to change a user's auth.
add user creation to the API

marmalade-api/add-user: protected by ownership of marmalade-upload
add user verification.

marmalade-unverified: handler for verification
verification HTML template.