Merge branch 'Sprint/2020-19' into 'master'

docs/ESLintConvention.md

docs/home.md

docs/images/add_a_package.png

docs/images/add_a_reference.png

docs/images/create_class_library.png

docs/images/create_project.png

docs/images/select_framework.png

docs/images/select_project.png

docs/images/test_code.png

docs/nunit.md

docs/testdoc.md

src/Action.Tests/Properties/AssemblyInfo.cs

src/Action/Action.csproj

src/Action/Emitter.cs

src/Action/EventArgs/PIDEventArgs.cs

src/Action/IPIDAction.cs

src/Action/Implementations/PID/NotificationAction.cs

src/Action/Properties/AssemblyInfo.cs

src/Action/Utils/EpicUtil.cs

src/Action/Utils/NotificationBusUtil.cs