add uk rating definitions

Emby.Server.Implementations/Emby.Server.Implementations.csproj

@@ -424,6 +424,9 @@
   <ItemGroup>
     <EmbeddedResource Include="Localization\Ratings\us.txt" />
   </ItemGroup>
+  <ItemGroup>
+    <EmbeddedResource Include="Localization\Ratings\uk.txt" />
+  </ItemGroup>
   <Import Project="$(MSBuildExtensionsPath32)\Microsoft\Portable\$(TargetFrameworkVersion)\Microsoft.Portable.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.

Emby.Server.Implementations/Localization/Ratings/uk.txt

@@ -0,0 +1,7 @@
+UK-U,1
+UK-PG,5
+UK-12,7
+UK-12A,7
+UK-15,9
+UK-18,10
+UK-R18,15