Merge pull request #56 from qintao1976/current

Change Dstream's category to "experimental", and also make category m…

csharp/Samples/Microsoft.Spark.CSharp/DStreamSamples.cs

@@ -46,7 +46,7 @@ namespace Microsoft.Spark.CSharp
             });
         }
 
-        [Sample("DStream")]
+        [Sample("experimental")]
         internal static void DStreamTextFileSamples()
         {
             SparkContext sc = SparkCLRSamples.SparkContext;

csharp/Samples/Microsoft.Spark.CSharp/Program.cs

@@ -210,7 +210,8 @@ namespace Microsoft.Spark.CSharp.Samples
         /// </summary>
         public bool Match(string targetCategory)
         {
-            return (CATEGORY_ALL.Equals(targetCategory) || (this.category.Equals(targetCategory)));
+            return (CATEGORY_ALL.Equals(targetCategory, StringComparison.OrdinalIgnoreCase)
+                || (this.category.Equals(targetCategory, StringComparison.OrdinalIgnoreCase)));
         }
     }
 }