Updated all packages to 0.16

Author: FlorianRappl

src/AngleSharp.Css.Tests/AngleSharp.Css.Tests.csproj

@@ -16,7 +16,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="AngleSharp.Xml" Version="0.15.0" />
+    <PackageReference Include="AngleSharp.Xml" Version="0.16.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="NUnit" Version="3.13.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="3.17.0" />

src/AngleSharp.Performance.Css/AngleSharp.Performance.Css.csproj

@@ -21,7 +21,7 @@
 
   <ItemGroup>
     <PackageReference Include="Alba.CsCss" version="1.0.1.0" />
-    <PackageReference Include="AngleSharp" Version="0.15.0" />
+    <PackageReference Include="AngleSharp" Version="0.16.0" />
     <PackageReference Include="ExCSS" version="2.0.6" />
   </ItemGroup>
 </Project>