[AC-3290] Some times Push messages are not receiving on devices

    var win = Ti.UI.createWindow({
    	backgroundColor : '#ccc',
    	title : 'Android Cloud Push Notification'
    });
     
    var CloudPush = require('ti.cloudpush');
      CloudPush.debug = true;
      CloudPush.enabled = true;
      CloudPush.showTrayNotificationsWhenFocused = true;
      CloudPush.showTrayNotification = true;
      CloudPush.focusAppOnPush = false;
    
    var deviceToken=null;
    var Cloud = require('ti.cloud');
    Cloud.debug = true;
     
    var submit = Ti.UI.createButton({
    	title : 'Register For Push Notification',
    	color : '#000',
    	height : 60,
    	width : 200,
    	top : 100,
    });
     
    win.add(submit);
     
    submit.addEventListener('click', function(e) {
    	loginDefault();
    });
    
    var submit1 = Ti.UI.createButton({
    	title : 'Subscribe Device',
    	color : '#000',
    	height : 60,
    	width : 200,
    	top : 200,
    });
     
    win.add(submit1);
     
    submit1.addEventListener('click', function(e) {
    	defaultSubscribe();
    });
    
    var submit2 = Ti.UI.createButton({
    	title : 'Unsubscribe Device',
    	color : '#000',
    	height : 60,
    	width : 200,
    	top : 300,
    });
     
    win.add(submit2);
     
    submit2.addEventListener('click', function(e) {
    	defaultUnSubscribe();
    });
    
    
    CloudPush.retrieveDeviceToken({
    	success : deviceTokenSuccess,
    	error : deviceTokenError
    });
    
    function deviceTokenSuccess(e) {
    	deviceToken = e.deviceToken;
    }
     
    function deviceTokenError(e) {
    	alert('Failed to register for push notifications! ' + e.error);
    }
    
    CloudPush.addEventListener('callback', function(evt) {
    	alert("Notification received: " + evt.payload);
    });
    
    CloudPush.addEventListener('trayClickLaunchedApp', function(evt) {
    	Ti.API.info('Tray Click Launched App (app was not running)');
    });
     
    CloudPush.addEventListener('trayClickFocusedApp', function(evt) {
    	Ti.API.info('Tray Click Focused App (app was already running)');
    });
     
    function loginDefault(e) {
    	Cloud.Users.login({
    		login : '-----------@gmail.com',
    		password : '123456'
    	}, function(e) {
    		if (e.success) {
    			alert("Successfully Loged In");
    		} else {
    			alert('Error: ' + ((e.error && e.message) || JSON.stringify(e)));
    		}
    	});
    }
     
    function defaultSubscribe() {
    	Cloud.PushNotifications.subscribe({
    		channel : 'alert',
    		device_token : deviceToken,
    		type : 'android'
    	}, function(e) {
    		if (e.success) {
    			alert('Device Subscribed!');
    		} else {
    			alert('Error:' + ((e.error && e.message) || JSON.stringify(e)));
    		}
    	});
    }
    
    function defaultUnSubscribe() {
    	Cloud.PushNotifications.unsubscribe({
        	channel: 'alert',
        	device_token: deviceToken,
        	type : 'android'
    	}, function (e) {
        	if (e.success) {
            	alert('Device Unsubscribed!');
        	} else {
            	alert('Error:\n' + ((e.error && e.message) || JSON.stringify(e)));
        	}
    	});
    }
     
    win.open();