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

examples/demo/site/scripts/user.sql

@@ -31,4 +31,20 @@ CREATE TABLE "role_permissions"(
   "module" VARCHAR(255)
 );
 
+CREATE TABLE "users_activations" (
+  "aid" INTEGER  PRIMARY KEY AUTOINCREMENT NOT NULL CHECK ("aid" >= 0),
+  "token" VARCHAR(255) NOT NULL,
+  "uid" INTEGER NOT NULL CHECK ("uid" >= 0),
+  "created" DATETIME NOT NULL,
+  CONSTRAINT "token" UNIQUE  ("token")
+);
+
+CREATE TABLE "users_password_recovery" (
+  "aid" INTEGER  PRIMARY KEY AUTOINCREMENT NOT NULL CHECK ("aid" >= 0),
+  "token" VARCHAR(255) NOT NULL,
+  "uid" INTEGER NOT NULL CHECK ("uid" >= 0),
+  "created" DATETIME NOT NULL,
+  CONSTRAINT "token" UNIQUE  ("token")
+);
+
 COMMIT;