Updated CMS with Login Module.

-- The module handle basic_auth (at the moment).
     -- Handle login, logout, register user, activate/reactivate an account, password recovery.
     -- Send notification emails.

CMS Updates
     -- Added a new service: email.
     -- Updated Basic Auth Module to handle logout based on the browser type.
     -- Updated persistence layer to save and remove and query activation token and password token.
     -- Updated CMS_USER to handle status {active, not_active, trashed}.
     -- Updated MySQL scripts to be in sync with SQLite scripts

library/persistence/mysql/scripts/user.sql

@@ -0,0 +1,66 @@
+BEGIN;
+
+CREATE TABLE `users` (
+  `uid` int(11) NOT NULL AUTO_INCREMENT,
+  `name` varchar(100) NOT NULL,
+  `password` varchar(100) NOT NULL,
+  `salt` varchar(100) NOT NULL,
+  `email` varchar(250) NOT NULL,
+  `status` int(11)  DEFAULT NULL,
+  `created` datetime NOT NULL,
+  `signed` datetime DEFAULT NULL,
+  CHECK (`uid` >= 0),
+  PRIMARY KEY (`uid`),
+  UNIQUE KEY `name` (`name`)
+);
+
+CREATE TABLE `roles` (
+  `rid` int(11) NOT NULL AUTO_INCREMENT,
+  `name` varchar(100) NOT NULL,
+  CHECK (`rid` >= 0),
+  PRIMARY KEY (`rid`),
+  UNIQUE KEY `name` (`name`)
+);
+
+
+CREATE TABLE `users_roles` (
+  `uid` int(11) NOT NULL,
+  `rid` int(11) NOT NULL,
+  CHECK (`uid` >= 0),
+  CHECK (`rid` >= 0)
+); 
+
+CREATE TABLE `role_permissions` (
+  `rid` int(11) NOT NULL,
+  `permission` varchar(255) NOT NULL,
+  `module` varchar(255) DEFAULT NULL,
+   CHECK (`rid` >= 0)
+);
+
+
+CREATE TABLE `users_activations` (
+  `aid` int(11) NOT NULL AUTO_INCREMENT,
+  `token` varchar(255) NOT NULL,
+  `uid` int(11) NOT NULL,
+  `created` datetime NOT NULL,
+   CHECK (`aid` >= 0),
+   CHECK (`uid` >= 0),
+   PRIMARY KEY (`aid`),
+   UNIQUE KEY `token` (`token`)
+);
+
+
+CREATE TABLE `users_password_recovery` (
+  `aid` int(11) NOT NULL AUTO_INCREMENT,
+  `token` varchar(255) NOT NULL,
+  `uid` int(11) NOT NULL,
+  `created` datetime NOT NULL,
+   CHECK (`aid` >= 0),
+   CHECK (`uid` >= 0),
+   PRIMARY KEY (`aid`),
+   UNIQUE KEY `token` (`token`)
+);
+
+
+
+COMMIT;