Adds some URIs to a folder tree.
Adds some icons to a folder tree.
Mask all slashes in folder path for use in URIs.
Gets a folder tree and folders hash from the model, adds 'view' uris and puts
them on the stash.
Common function to reply to a request with a new folder tree. Used in AJAX
Filters a list of addresses (string or Email::Address) to get rid of stuff like
formats a date/subject/address for message-grouping for examples it removes
(re:|fwd:) from subjects
encrypt a string
decrypt a string
gets the server-side encryption key if no key exists one will be created