Update dataset (dotnet#45)

This fixes dotnet#47

Author: OliaG

test/data/README.md

@@ -1,3 +1,5 @@
+MICROSOFT PROVIDES THE DATASETS ON AN "AS IS" BASIS. MICROSOFT MAKES NO WARRANTIES, EXPRESS OR IMPLIED, GUARANTEES OR CONDITIONS WITH RESPECT TO YOUR USE OF THE DATASETS. TO THE EXTENT PERMITTED UNDER YOUR LOCAL LAW, MICROSOFT DISCLAIMS ALL LIABILITY FOR ANY DAMAGES OR LOSSES, INLCUDING DIRECT, CONSEQUENTIAL, SPECIAL, INDIRECT, INCIDENTAL OR PUNITIVE, RESULTING FROM YOUR USE OF THE DATASETS.
+
 ### Wikipedia Detox
 
 Redistributing the dataset "wikipedia-detox-250-line-data.tsv" with attribution:
@@ -27,3 +29,11 @@ Redistributing the dataset "breast-cancer.txt" with attribution:
 > MNIST data originally from [NIST](https://www.nist.gov) and modified by Chris Burges, Corinna Cortes, and Yann LeCun. http://yann.lecun.com/exdb/mnist/
 >
 > More information: https://en.wikipedia.org/wiki/MNIST_database 
+
+### NYC Taxi Fare
+
+Redistributing the dataset "taxi-fare-test.csv", "taxi-fare-train.csv" with attribution:
+
+Original source: http://www.nyc.gov/html/tlc/html/about/trip_record_data.shtml
+
+The dataset is provided under terms provided by City of New York: https://opendata.cityofnewyork.us/overview/#termsofuse.