Change dotnet version to 2.1

rdegnan · rdegnan · commit 83fa228e16ec · 2019-01-16T15:26:12.000-08:00
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,6 @@
 language: csharp
 mono: none
-dotnet: 2.0.0
+dotnet: 2.1
 script:
 - dotnet build -c Release
 - dotnet test
