Update Open.Collections.Numeric.csproj

Refreshed.

Author: Oren (electricessence)

Open.Collections.Numeric.csproj

@@ -1,11 +1,11 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netstandard2.0</TargetFramework>
+    <TargetFrameworks>netstandard2.0;netstandard2.1</TargetFrameworks>
     <Description>Useful set of extensions for processing collections of numerical data.
 
 Part of the "Open" set of libraries.</Description>
-    <PackageLicenseUrl>https://github.com/electricessence/Open.Collections.Numeric/blob/master/LISCENSE.md</PackageLicenseUrl>
+    <PackageLicenseUrl></PackageLicenseUrl>
     <Product />
     <Company />
     <Authors>electricessence</Authors>
@@ -15,10 +15,11 @@ Part of the "Open" set of libraries.</Description>
     <RepositoryUrl>https://github.com/electricessence/Open.Collections.Numeric/</RepositoryUrl>
     <RepositoryType>git</RepositoryType>
     <PackageTags>dotnet, dotnet-core, dotnetcore, cs, collections, numeric, double, extensions, threadsafe, thread-safe</PackageTags>
-    <Version>1.2.1</Version>
+    <Version>1.3.1</Version>
     <PackageReleaseNotes></PackageReleaseNotes>
-    <AssemblyVersion>1.2.1.0</AssemblyVersion>
-    <FileVersion>1.2.1.0</FileVersion>
+    <AssemblyVersion>1.3.1.0</AssemblyVersion>
+    <FileVersion>1.3.1.0</FileVersion>
+    <PackageLicenseExpression>MIT</PackageLicenseExpression>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
@@ -37,9 +38,8 @@ Part of the "Open" set of libraries.</Description>
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Open.Collections" Version="2.4.4" />
-    <PackageReference Include="Open.Numeric" Version="1.2.1" />
-    <PackageReference Include="Open.Threading" Version="1.4.2" />
+    <PackageReference Include="Open.Collections" Version="2.6.0" />
+    <PackageReference Include="Open.Numeric" Version="2.0.1" />
   </ItemGroup>
 
 </Project>