Fixes to release developer preview of the /delta version

/delta needs an updated backend to support its payment options.
/beta and /gamma have been updated to be compatible with the new backend.

frontend/gamma/js/Clipperz/PM/DataModel/User.AccountInfo.js

@@ -0,0 +1,94 @@
+/*
+
+Copyright 2008-2013 Clipperz Srl
+
+This file is part of Clipperz, the online password manager.
+For further information about its features and functionalities please
+refer to http://www.clipperz.com.
+
+* Clipperz is free software: you can redistribute it and/or modify it
+  under the terms of the GNU Affero General Public License as published
+  by the Free Software Foundation, either version 3 of the License, or 
+  (at your option) any later version.
+
+* Clipperz is distributed in the hope that it will be useful, but 
+  WITHOUT ANY WARRANTY; without even the implied warranty of 
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+  See the GNU Affero General Public License for more details.
+
+* You should have received a copy of the GNU Affero General Public
+  License along with Clipperz. If not, see http://www.gnu.org/licenses/.
+
+*/
+
+Clipperz.PM.DataModel.User.AccountInfo = function(args) {
+	Clipperz.PM.DataModel.User.AccountInfo.superclass.constructor.apply(this, arguments);
+	console.log("new AccountInfo", args);
+
+//	{
+//	    "expirationDate": "Sat, 18 January 2014 11:56:17 UTC",
+//	    "featureSet": "EXPIRED",
+//	    "features": [
+//	        "OFFLINE_COPY",
+//	        "LIST_CARDS"
+//	    ],
+//	    "isExpired": true,
+//	    "isExpiring": false,
+//	    "latestActiveLevel": "TRIAL",
+//	    "latestActiveThreshold": 0.0,
+//	    "paymentVerificationPending": false,
+//	    "payments": [],
+//		"referenceDate": "Mon, 03 March 2014 09:54:50 UTC"
+//	}
+
+	this._args = args;
+
+	return this;
+}
+
+//-----------------------------------------------------------------------------
+
+Clipperz.Base.extend(Clipperz.PM.DataModel.User.AccountInfo, Object, {
+
+	'toString': function() {
+		return "Clipperz.PM.DataModel.User.AccountInfo";
+	},
+
+	'args': function () {
+		return this._args;
+	},
+	
+	'expirationDate': function () {
+		return Clipperz.PM.Date.parse(this.args()['expirationDate']);
+	},
+	
+	'latestActiveLevel': function () {
+		return this.args()['latestActiveLevel'];
+	},
+	
+	'latestActiveThreshold': function () {
+		return this.args()['latestActiveThreshold'];
+	},
+	
+	'status': function () {
+		return this.args()['featureSet'];
+	},
+	
+	'isExpiring': function () {
+		return this.args()['isExpiring'];
+	},
+
+	'isExpired': function () {
+		return this.args()['isExpired'];
+	},
+
+	'paymentVerificationPending': function () {
+		return this.args()['paymentVerificationPending'];
+	},
+	
+	//=========================================================================
+	__syntaxFix__: "syntax fix"
+});
+
+//-----------------------------------------------------------------------------
+