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/config/login/login.json

@@ -0,0 +1,5 @@
+{
+	"email": "webmaster@example.com",
+	"subjet": "Thank you for regitering with us",
+	"smtp": "127.0.0.1"
+}