[gtkmm/gtkmm-2-24] Visual Studio 2010 projects: Add missed PlatformToolset tag

[Chun-wei Fan <fanchunwei src gnome org>]

commit 85967ecc93d16892896626dfac54143b16ba9b9c
Author: Chun-wei Fan <fanchunwei src gnome org>
Date:   Fri Jan 6 19:48:13 2017 +0800

    Visual Studio 2010 projects: Add missed PlatformToolset tag
    
    This eases easier upgrade of project files by search and replace, which
    was added in the other 2010 projects.

 MSVC_Net2010/gendef.vcxproj |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/MSVC_Net2010/gendef.vcxproj b/MSVC_Net2010/gendef.vcxproj
index e3e6647..5f51313 100644
--- a/MSVC_Net2010/gendef.vcxproj
+++ b/MSVC_Net2010/gendef.vcxproj
@@ -26,18 +26,22 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
+    <PlatformToolset>v100</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
+    <PlatformToolset>v100</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
+    <PlatformToolset>v100</PlatformToolset>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <ConfigurationType>Application</ConfigurationType>
     <CharacterSet>MultiByte</CharacterSet>
+    <PlatformToolset>v100</PlatformToolset>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
   <ImportGroup Label="ExtensionSettings">