Testing and related fixes
diff --git a/src/ProtocolBuffers.Test/ProtocolBuffers.Test.csproj b/src/ProtocolBuffers.Test/ProtocolBuffers.Test.csproj
index da31cbb..2f1a183 100644
--- a/src/ProtocolBuffers.Test/ProtocolBuffers.Test.csproj
+++ b/src/ProtocolBuffers.Test/ProtocolBuffers.Test.csproj
@@ -63,6 +63,7 @@
     <Compile Include="DescriptorsTest.cs" />
     <Compile Include="Descriptors\MessageDescriptorTest.cs" />
     <Compile Include="DynamicMessageTest.cs" />
+    <Compile Include="ExtendableMessageTest.cs" />
     <Compile Include="GeneratedMessageTest.cs" />
     <Compile Include="MessageStreamIteratorTest.cs" />
     <Compile Include="MessageStreamWriterTest.cs" />
@@ -80,7 +81,6 @@
     <Compile Include="TestProtos\UnitTestEnormousDescriptorProtoFile.cs" />
     <Compile Include="TestProtos\UnitTestImportLiteProtoFile.cs" />
     <Compile Include="TestProtos\UnitTestImportProtoFile.cs" />
-    <Compile Include="TestProtos\UnitTestLiteImportNonLiteProtoFile.cs" />
     <Compile Include="TestProtos\UnitTestMessageSetProtoFile.cs" />
     <Compile Include="TestProtos\UnitTestNoGenericServicesProtoFile.cs" />
     <Compile Include="TestProtos\UnitTestOptimizeForProtoFile.cs" />