Update to VS2017.

Author: XhmikosR

jpeg-static.vcxproj

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|x64">
       <Configuration>Debug</Configuration>
@@ -15,19 +15,19 @@
     <Keyword>Win32Proj</Keyword>
     <Platform>x64</Platform>
     <ProjectName>mozjpeg</ProjectName>
-    <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <CharacterSet>Unicode</CharacterSet>
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <UseOfMfc>false</UseOfMfc>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <CharacterSet>Unicode</CharacterSet>
     <ConfigurationType>StaticLibrary</ConfigurationType>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <UseOfMfc>false</UseOfMfc>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
@@ -41,8 +41,8 @@
   <PropertyGroup Label="UserMacros" />
   <PropertyGroup>
     <_ProjectFileVersion>10.0.20506.1</_ProjectFileVersion>
-    <OutDir>Tmp\$(Platform)\$(Configuration)\mozjpeg\</OutDir>
-    <IntDir>Tmp\$(Platform)\$(Configuration)\mozjpeg\</IntDir>
+    <OutDir>$(SolutionDir)Tmp\$(Platform)\$(Configuration)\mozjpeg\</OutDir>
+    <IntDir>$(SolutionDir)Tmp\$(Platform)\$(Configuration)\mozjpeg\</IntDir>
   </PropertyGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
     <ClCompile>

jpegoptim.vcxproj

@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup Label="ProjectConfigurations">
     <ProjectConfiguration Include="Debug|x64">
       <Configuration>Debug</Configuration>
@@ -15,19 +15,19 @@
     <Keyword>Win32Proj</Keyword>
     <Platform>x64</Platform>
     <ProjectName>jpegoptim</ProjectName>
-    <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
+    <WindowsTargetPlatformVersion>10.0.15063.0</WindowsTargetPlatformVersion>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
     <CharacterSet>Unicode</CharacterSet>
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <UseOfMfc>false</UseOfMfc>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
     <CharacterSet>Unicode</CharacterSet>
     <ConfigurationType>Application</ConfigurationType>
-    <PlatformToolset>v140</PlatformToolset>
+    <PlatformToolset>v141</PlatformToolset>
     <UseOfMfc>false</UseOfMfc>
     <WholeProgramOptimization>true</WholeProgramOptimization>
   </PropertyGroup>
@@ -41,7 +41,7 @@
   <PropertyGroup>
     <_ProjectFileVersion>10.0.20506.1</_ProjectFileVersion>
     <OutDir>$(Configuration)\$(Platform)\</OutDir>
-    <IntDir>Tmp\$(Platform)\$(Configuration)\jpegoptim\</IntDir>
+    <IntDir>$(SolutionDir)Tmp\$(Platform)\$(Configuration)\jpegoptim\</IntDir>
     <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</LinkIncremental>
     <GenerateManifest Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</GenerateManifest>
     <LinkIncremental Condition="'$(Configuration)|$(Platform)'=='Release|x64'">false</LinkIncremental>