Include Jake change

Author: RyanCavanaugh

Jakefile.js

@@ -571,7 +571,7 @@ var typingsInstallerFile = path.join(builtLocalDirectory, "typingsInstaller.js")
 compileFile(typingsInstallerFile, typingsInstallerSources, [builtLocalDirectory].concat(typingsInstallerSources), /*prefixes*/ [copyright], /*useBuiltCompiler*/ true, { outDir: builtLocalDirectory, noOutFile: false });
 
 var serverFile = path.join(builtLocalDirectory, "tsserver.js");
-compileFile(serverFile, serverSources, [builtLocalDirectory, copyright, cancellationTokenFile, typingsInstallerFile].concat(serverSources), /*prefixes*/ [copyright], /*useBuiltCompiler*/ true, { types: ["node"] });
+compileFile(serverFile, serverSources, [builtLocalDirectory, copyright, cancellationTokenFile, typingsInstallerFile].concat(serverSources), /*prefixes*/ [copyright], /*useBuiltCompiler*/ true, { types: ["node"], preserveConstEnums: true });
 var tsserverLibraryFile = path.join(builtLocalDirectory, "tsserverlibrary.js");
 var tsserverLibraryDefinitionFile = path.join(builtLocalDirectory, "tsserverlibrary.d.ts");
 compileFile(
@@ -580,7 +580,7 @@ compileFile(
  [builtLocalDirectory, copyright, builtLocalCompiler].concat(languageServiceLibrarySources).concat(libraryTargets),
  /*prefixes*/[copyright],
  /*useBuiltCompiler*/ true,
- { noOutFile: false, generateDeclarations: true, stripInternal: true },
+ { noOutFile: false, generateDeclarations: true, stripInternal: true, preserveConstEnums: true },
  /*callback*/ function () {
  prependFile(copyright, tsserverLibraryDefinitionFile);