Simplify build files

.appveyor.yml

@@ -1,12 +1,17 @@
 version: '{build}'
 pull_requests:
   do_not_increment_build_number: true
-image: Visual Studio 2017
+image: Visual Studio 2019
 nuget:
   disable_publish_on_pr: true
 build_script:
-  - ps: .\build.ps1
+  - cmd: dotnet build
+  - cmd: dotnet test .\test\Webenable.Logging.JavaScript.Tests
+  - cmd: dotnet pack .\src\Webenable.Logging.JavaScript -c Release -o .\artifacts
 test: off
+branches:
+  only:
+    - master
 init:
   - git config --global core.autocrlf input
 environment:

.travis.yml

@@ -1,12 +1,17 @@
 language: csharp
 mono: none
-dotnet: 2.1.502
-dist: trusty
-os:
-  - linux
-  - osx
-osx_image: xcode8.3
-before_script:
-  - chmod +x ./build.sh
+dotnet: 2.1.701
+dist: xenial
+branches:
+  only:
+  - master
 script:
-  - ./build.sh
+    - dotnet build
+    - dotnet test test/Webenable.Logging.JavaScript.Tests
+matrix:
+  include:
+    - os: linux
+      dist: xenial
+    - os: osx
+      dotnet: 2.1.701
+      osx_image: xcode10.1