Updated Login Module.

- Refactor raname classes and features.
        - Clean code.

modules/login/cms_authentication_constants.e

@@ -0,0 +1,13 @@
+note
+	description: "Summary description for {CMS_AUTHENTICATION_CONSTANTS}."
+	date: "$Date$"
+	revision: "$Revision$"
+
+class
+	CMS_AUTHENTICATION_CONSTANTS
+
+feature -- Access
+
+	oauth_session: STRING = "EWF_ROC_OAUTH_TOKEN_"
+
+end