Update jpegoptim to v1.5.2

Author: XhmikosR

jpegoptim.vcxproj

@@ -107,6 +107,7 @@
     <ClCompile Include="src\jpegoptim\getopt.c" />
     <ClCompile Include="src\jpegoptim\getopt1.c" />
     <ClCompile Include="src\jpegoptim\jpegdest.c" />
+    <ClCompile Include="src\jpegoptim\jpegmarker.c" />
     <ClCompile Include="src\jpegoptim\jpegoptim.c" />
     <ClCompile Include="src\jpegoptim\jpegsrc.c" />
     <ClCompile Include="src\jpegoptim\misc.c" />

jpegoptim.vcxproj.filters

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="UTF-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
     <ClCompile Include="src\jpegoptim\getopt.c">
@@ -10,6 +10,9 @@
     <ClCompile Include="src\jpegoptim\jpegdest.c">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="src\jpegoptim\jpegmarker.c">
+      <Filter>Source Files</Filter>
+    </ClCompile>
     <ClCompile Include="src\jpegoptim\jpegoptim.c">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -25,4 +28,4 @@
       <UniqueIdentifier>{E7B069BD-E844-37D0-BE21-EED443A5110E}</UniqueIdentifier>
     </Filter>
   </ItemGroup>
-</Project>
+</Project>