clean up some compiler warnings

BasicTest/Program.cs

@@ -35,7 +35,9 @@ static void MassiveBulkOpsAsync(int AsyncOpsQty, bool preserveOrder, bool withCo
                 var conn = muxer.GetDatabase();
                 muxer.Wait(conn.PingAsync());
 
+#if DNXCORE50
                 int number = 0;
+#endif
                 Action<Task> nonTrivial = delegate
                 {
 #if !DNXCORE50

StackExchange.Redis/StackExchange/Redis/EndPointCollection.cs

@@ -10,10 +10,15 @@ namespace StackExchange.Redis
     /// </summary>
     public sealed class EndPointCollection : Collection<EndPoint>
     {
+        /// <summary>
+        /// Create a new EndPointCollection
+        /// </summary>
         public EndPointCollection() : base()
         {
         }
-
+        /// <summary>
+        /// Create a new EndPointCollection
+        /// </summary>
         public EndPointCollection(IList<EndPoint> endpoints) : base(endpoints)
         {
         }