Upgrade to v2.3

Author: jburnett

AMT.LinqExtensions/AMT.LinqExtensions.csproj

@@ -16,7 +16,8 @@
     <GenerateNeutralResourcesLanguageAttribute />
 
     <Description>A few LINQ Extensions which we find useful, and you may, too.</Description>
-    <PackageLicense>http://www.apache.org/licenses/LICENSE-2.0</PackageLicense>
+    <PackageReleaseNotes>Supports .NET Core LTS versions 2.1, 3.1</PackageReleaseNotes>
+    <PackageLicenseExpression>Apache-2.0</PackageLicenseExpression>
     <PackageProjectUrl>https://github.com/AltaModaTech/LINQExtensions</PackageProjectUrl>
     <PackageTags>LINQ</PackageTags>
     <Title>LINQ Extensions by AltaModa Technologies</Title>