CoCo/NLog.Extended.Standardv2.0.0

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.NET Std1.6.NET Std2.0

Implement NLog various extension of Targets and Layout Renderers to use in .NET Core App(1.x ~ 2.x). Supported platforms: - .NET Standard 1.6 - .NET Standard 2.0 - .NET Core 1.0 ~ .NET Core 1.1 - .NET Core 2.0 ~ .NET Core 2.2