Update appveyor and travis settings

Nate McMaster · Nate McMaster · commit cc6ff0a563cb · 2017-03-14T13:41:41.000-07:00
diff --git a/.travis.yml b/.travis.yml
@@ -18,7 +18,6 @@ mono: none
 os:
   - linux
   - osx
-osx_image: xcode7.3
 branches:
   only:
     - master
diff --git a/appveyor.yml b/appveyor.yml
@@ -11,5 +11,4 @@ build_script:
 clone_depth: 1
 test: off
 deploy: off
-# Required for dotnet-test to work
-os: Visual Studio 2015
+os: Visual Studio 2017
