build: manually add lollua.vcxproj as a reference in all projects.

neercs/neercs.vcxproj

@@ -90,6 +90,9 @@
     <ProjectReference Include="$(SolutionDir)\..\..\src\bullet\lolbullet.vcxproj">
       <Project>{83d3b207-c601-4025-8f41-01dedc354661}</Project>
     </ProjectReference>
+    <ProjectReference Include="$(SolutionDir)\..\..\src\lua\lollua.vcxproj">
+      <Project>{d84021ca-b233-4e0f-8a52-071b83bbccc4}</Project>
+    </ProjectReference>
   </ItemGroup>
   <ItemGroup>
     <LolFxCompile Include="video\simple.lolfx" />
@@ -133,4 +136,4 @@
   <ImportGroup Label="ExtensionTargets">
     <Import Project="$(SolutionDir)\Lol.Fx.targets" />
   </ImportGroup>
-</Project>
+</Project>