Fixed build issues with paths containing spaces

Source/MBansheeEditor/MBansheeEditor.csproj

@@ -226,7 +226,7 @@
   <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PostBuildEvent>$(ProjectDir)..\..\Scripts\pdb2mdb.bat "$(TargetPath)" "$(ConfigurationName)"</PostBuildEvent>
+    <PostBuildEvent>"$(ProjectDir)..\..\Scripts\pdb2mdb.bat" "$(TargetPath)" "$(ConfigurationName)"</PostBuildEvent>
   </PropertyGroup>
   <!-- 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.

Source/MBansheeEngine/MBansheeEngine.csproj

@@ -211,7 +211,7 @@
   <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PostBuildEvent>$(ProjectDir)..\..\Scripts\pdb2mdb.bat "$(TargetPath)" "$(ConfigurationName)"</PostBuildEvent>
+    <PostBuildEvent>"$(ProjectDir)..\..\Scripts\pdb2mdb.bat" "$(TargetPath)" "$(ConfigurationName)"</PostBuildEvent>
   </PropertyGroup>
   <!-- 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.