Fix broken MSVC builds. (#130)

diff --git a/msvc/double-conversion.vcxproj b/msvc/double-conversion.vcxproj
index 5616c8a..e2d2ef8 100644
--- a/msvc/double-conversion.vcxproj
+++ b/msvc/double-conversion.vcxproj
@@ -147,24 +147,25 @@
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
-    <ClCompile Include="..\double-conversion\bignum-dtoa.cc" />
     <ClCompile Include="..\double-conversion\bignum.cc" />
+    <ClCompile Include="..\double-conversion\bignum-dtoa.cc" />
     <ClCompile Include="..\double-conversion\cached-powers.cc" />
-    <ClCompile Include="..\double-conversion\diy-fp.cc" />
-    <ClCompile Include="..\double-conversion\double-conversion.cc" />
+    <ClCompile Include="..\double-conversion\double-to-string.cc" />
     <ClCompile Include="..\double-conversion\fast-dtoa.cc" />
     <ClCompile Include="..\double-conversion\fixed-dtoa.cc" />
+    <ClCompile Include="..\double-conversion\string-to-double.cc" />
     <ClCompile Include="..\double-conversion\strtod.cc" />
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="..\double-conversion\bignum-dtoa.h" />
     <ClInclude Include="..\double-conversion\bignum.h" />
     <ClInclude Include="..\double-conversion\cached-powers.h" />
     <ClInclude Include="..\double-conversion\diy-fp.h" />
     <ClInclude Include="..\double-conversion\double-conversion.h" />
+    <ClInclude Include="..\double-conversion\double-to-string.h" />
     <ClInclude Include="..\double-conversion\fast-dtoa.h" />
     <ClInclude Include="..\double-conversion\fixed-dtoa.h" />
     <ClInclude Include="..\double-conversion\ieee.h" />
+    <ClInclude Include="..\double-conversion\string-to-double.h" />
     <ClInclude Include="..\double-conversion\strtod.h" />
     <ClInclude Include="..\double-conversion\utils.h" />
   </ItemGroup>
diff --git a/msvc/double-conversion.vcxproj.filters b/msvc/double-conversion.vcxproj.filters
index 664a27f..cebae94 100644
--- a/msvc/double-conversion.vcxproj.filters
+++ b/msvc/double-conversion.vcxproj.filters
@@ -24,12 +24,6 @@
     <ClCompile Include="..\double-conversion\cached-powers.cc">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="..\double-conversion\diy-fp.cc">
-      <Filter>Source Files</Filter>
-    </ClCompile>
-    <ClCompile Include="..\double-conversion\double-conversion.cc">
-      <Filter>Source Files</Filter>
-    </ClCompile>
     <ClCompile Include="..\double-conversion\fast-dtoa.cc">
       <Filter>Source Files</Filter>
     </ClCompile>
@@ -39,14 +33,17 @@
     <ClCompile Include="..\double-conversion\strtod.cc">
       <Filter>Source Files</Filter>
     </ClCompile>
+    <ClCompile Include="..\double-conversion\double-to-string.cc">
+      <Filter>Source Files</Filter>
+    </ClCompile>
+    <ClCompile Include="..\double-conversion\string-to-double.cc">
+      <Filter>Source Files</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="..\double-conversion\bignum.h">
       <Filter>Header Files</Filter>
     </ClInclude>
-    <ClInclude Include="..\double-conversion\bignum-dtoa.h">
-      <Filter>Header Files</Filter>
-    </ClInclude>
     <ClInclude Include="..\double-conversion\cached-powers.h">
       <Filter>Header Files</Filter>
     </ClInclude>
@@ -71,5 +68,11 @@
     <ClInclude Include="..\double-conversion\utils.h">
       <Filter>Header Files</Filter>
     </ClInclude>
+    <ClInclude Include="..\double-conversion\double-to-string.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
+    <ClInclude Include="..\double-conversion\string-to-double.h">
+      <Filter>Header Files</Filter>
+    </ClInclude>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/msvc/run_tests/run_tests.vcxproj b/msvc/run_tests/run_tests.vcxproj
index 05d2873..1cb0d36 100644
--- a/msvc/run_tests/run_tests.vcxproj
+++ b/msvc/run_tests/run_tests.vcxproj
@@ -109,6 +109,7 @@
       <PreprocessorDefinitions>_SCL_SECURE_NO_WARNINGS;WIN32;_DEBUG;_CONSOLE;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <SDLCheck>false</SDLCheck>
       <AdditionalIncludeDirectories>$(SolutionDir)..</AdditionalIncludeDirectories>
+      <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
     </ClCompile>
     <Link>
       <SubSystem>Console</SubSystem>