Update readme.md

Extractors.Csv(delimiter:'\b', quoting:false) doesn't work because deleimiter is not an argument (anymore?). Using .Csv() without delimiter argument also fails because json gets split into columns. Tsv() might have the same problem (depending on the input file) works for this demo, though. 
Also not defining an output causes an error.

Examples/DataFormats/Microsoft.Analytics.Samples.Formats/readme.md

@@ -118,33 +118,36 @@ Here we are using the JSON UDF to take a string of JSON (each line in the file i
 ````
 REFERENCE ASSEMBLY [Newtonsoft.Json];
 REFERENCE ASSEMBLY [Microsoft.Analytics.Samples.Formats]; 
-   
 
 @trial2 = 
-	EXTRACT jsonString string FROM @"mafs://accounts/mwinkleadl/fs/sampledata/radiowebsite/{*}.json" USING Extractors.Csv(delimiter:'\b', quoting:false);
-	
+    EXTRACT jsonString string FROM @"/small_radio_json.json" USING Extractors.Tsv(quoting:false);
+
 @cleanUp = SELECT jsonString FROM @trial2 WHERE (!jsonString.Contains("Part: h" ) AND jsonString!= "465}");
 
 @jsonify = SELECT Microsoft.Analytics.Samples.Formats.Json.JsonFunctions.JsonTuple(jsonString) AS rec FROM @cleanUp;
 
 @columnized = SELECT 
-			rec["ts"] AS ts,
-			rec["userId"] AS userId,
-			rec["sessionid"] AS sessionId,
-			rec["page"] AS page,
-			rec["auth"] AS auth,
-			rec["method"] AS method, 
-			rec["status"] AS status, 
-			rec["level"] AS level,
-			rec["itemInSession"] AS itemInSession,
-			rec["location"] AS location,
-			rec["lastName"] AS lastName,
-			rec["firstName"] AS firstName,
-			rec["registration"] AS registration,
-			rec["gender"] AS gender,
-			rec["artist"] AS artist,
-			rec["song"] AS song, 
-			Double.Parse((rec["length"] ?? "0")) AS length 
-	FROM @jsonify; 
+            rec["ts"] AS ts,
+            rec["userId"] AS userId,
+            rec["sessionid"] AS sessionId,
+            rec["page"] AS page,
+            rec["auth"] AS auth,
+            rec["method"] AS method, 
+            rec["status"] AS status, 
+            rec["level"] AS level,
+            rec["itemInSession"] AS itemInSession,
+            rec["location"] AS location,
+            rec["lastName"] AS lastName,
+            rec["firstName"] AS firstName,
+            rec["registration"] AS registration,
+            rec["gender"] AS gender,
+            rec["artist"] AS artist,
+            rec["song"] AS song, 
+            Double.Parse((rec["length"] ?? "0")) AS length 
+    FROM @jsonify;
+
+OUTPUT @columnized
+TO @"/out.csv"
+USING Outputters.Csv();
 
 ````