updated version to 9.0.0, added 9.0.0 release notes

Author: feO2x

Code/Light.GuardClauses/Light.GuardClauses.csproj

@@ -17,10 +17,10 @@
     <RepositoryType>Git</RepositoryType>
     <PackageTags>Assertions;Preconditions;GuardClauses;DesignByContract;DbC</PackageTags>
     <DocumentationFile>bin\$(Configuration)\$(TargetFramework)\$(AssemblyName).xml</DocumentationFile>
-    <PackageReleaseNotes>Light.GuardClauses 8.1.0
+    <PackageReleaseNotes>Light.GuardClauses 9.0.0
 --------------------------------
-- added is IsNewLine and MustBeNewLine
-- fixed warnings about incorrect NRT use in IEqualityComparer&lt;T&gt; implementations
+- added support for .NET Analyzers / FxCopAnalyzers via ValidatedNotNullAttribute.
+- Breaking change: simplified parameterlist of Throw.EmptyCollection
     </PackageReleaseNotes>
   </PropertyGroup>
 

Code/Version.props

@@ -1,5 +1,5 @@
 <Project>
   <PropertyGroup>
-    <Version>8.1.0</Version>
+    <Version>9.0.0</Version>
   </PropertyGroup>
 </Project>