Year adjustments where static (2020)

ICSharpCode.Decompiler.Console/ICSharpCode.Decompiler.Console.csproj

@@ -10,7 +10,7 @@
     <ToolCommandName>ilspycmd</ToolCommandName>
     <Version>6.0.0.5420-preview1</Version>
     <Description>Command-line decompiler using the ILSpy decompilation engine</Description>
-    <Copyright>Copyright 2011-2019 AlphaSierraPapa</Copyright>
+    <Copyright>Copyright 2011-2020 AlphaSierraPapa</Copyright>
     <PackageProjectUrl>https://github.com/icsharpcode/ILSpy/</PackageProjectUrl>
     <PackageLicenseExpression>MIT</PackageLicenseExpression>
     <PackageIcon>ILSpyCmdNuGetPackageIcon.png</PackageIcon>

ICSharpCode.Decompiler/ICSharpCode.Decompiler.csproj

@@ -7,7 +7,7 @@
     <Description>IL decompiler engine</Description>
     <Company>ic#code</Company>
     <Product>ILSpy</Product>
-    <Copyright>Copyright 2011-2019 AlphaSierraPapa for the SharpDevelop Team</Copyright>
+    <Copyright>Copyright 2011-2020 AlphaSierraPapa for the SharpDevelop Team</Copyright>
     <NeutralLanguage>en-US</NeutralLanguage>
     <GenerateAssemblyVersionAttribute>False</GenerateAssemblyVersionAttribute>
     <GenerateAssemblyFileVersionAttribute>False</GenerateAssemblyFileVersionAttribute>

ILSpy/README.txt

@@ -2,7 +2,7 @@ ILSpy is the open-source .NET assembly browser and decompiler.
 Website: https://ilspy.net/
 Found a bug?: https://github.com/icsharpcode/ILSpy/issues/new
 
-Copyright 2011-2019 AlphaSierraPapa for the SharpDevelop team
+Copyright 2011-2020 AlphaSierraPapa for the SharpDevelop team
 License: ILSpy is distributed under the MIT License.
 
 Included open-source libraries:

doc/copyright.txt

@@ -1,4 +1,4 @@
-Copyright 2011-2019 for the SharpDevelop team
+Copyright 2011-2020 for the SharpDevelop team
 by
 
   AlphaSierraPapa, Christoph Wille