Final fix to appveyor config.

appveyor.yml

@@ -1,26 +1,10 @@
 version: 1.0.0.{build}
-
 image: Visual Studio 2017
-
-branches:
-  only:
-    - master
-
 configuration: Release
-
-build:
-  project: ProPublicaCongressAPI.sln
-  publish_nuget: true
-  include_nuget_references: true
-
-cache:
-  - packages -> **\packages.config
-
-before_build:
-  - cmd: nuget restore
-
-after_build:
+build_script:
 - ps: >-
+    nuget restore
+
     $xmlPath = "$env:appveyor_build_folder\ProPublicaCongressAPI\ProPublicaCongressAPI.csproj"
 
     $xml = [xml](get-content $xmlPath)
@@ -31,11 +15,12 @@ after_build:
 
     $xml.Save($xmlPath)
 
-    msbuild $xmlPath /t:pack
-
+    msbuild $xmlPath /t:pack /p:Configuration=Release
+artifacts:
+- path: '**\*.nupkg'
+  name: NuGet
 deploy:
-  provider: NuGet
+- provider: NuGet
   api_key:
     secure: vIHuOdB4aYJEqNACb3jjCg3m/qZLqpwYlruu8J0BOiX81lRrmussVEUqiWRBTrRQ
-  skip_symbols: false
-  artifact: /.*\.nupkg/
+  skip_symbols: true