added client version check and advise

public/js/controllers.js

@@ -32,6 +32,8 @@ function StatsCtrl($scope, $filter, socket, _, toastr) {
 
 	$scope.latency = 0;
 
+	$scope.currentApiVersion = "0.0.5";
+
 	$scope.predicate = ['-stats.active', '-stats.block.number', 'stats.block.propagation'];
 	$scope.reverse = false;
 

public/js/filters.js

@@ -371,6 +371,17 @@ angular.module('netStatsApp.filters', [])
 
 		return prefix + 'danger';
 	};
+})
+.filter('nodeClientClass', function() {
+	return function(info, current) {
+		if(typeof info === 'undefined' || typeof info.client === 'undefined' || typeof info.client === '')
+			return 'text-danger';
+
+		if(current.localeCompare(info.client) > 0)
+			return 'text-warning';
+
+		return 'hidden';
+	};
 });
 
 function mainClass(node, bestBlock)