Fixed modules admin handler permission checking from "admin.installation_access" to "administration.installation_access".
Use constants for known form id.
Invoke hook form alter for user view response.
Include theme when installing roc cms library.
- it allows to login as a given user by passing security check.
- it must be used only during development!
- disabled by default!
Updated the session auth module to make it easier to be reused.
- masquerade module is based on the session auth module.
- List node by node types
- fixed the trash/restore/delete workflow
Added messaging module to send message to cms users (by email for now).
Added early protection for cache, export and import functionalities.
Added basic support for comments, for now mainly viewing comments from database (no submission forms yet).
Added first simple wikitext filter (render wikitext content as xhtml).
Ensure response content type is text/html with utf-8 charset.
