Use double quotes in declaration file's reference path generation so that quotes in file name wouldnt affect reference resolution

Fixes #474

Author: sheetalkamat

src/compiler/emitter.ts

@@ -3103,7 +3103,7 @@ module ts {
                     compilerHost.getCurrentDirectory(),
                 /*isAbsolutePathAnUrl*/ false);
 
-                referencePathsOutput += "/// <reference path='" + declFileName + "' />" + newLine;
+                referencePathsOutput += "/// <reference path=\"" + declFileName + "\" />" + newLine;
             }
 
             if (root) {

tests/baselines/reference/declFileAmbientExternalModuleWithSingleExportedModule.js

@@ -33,6 +33,6 @@ declare module "SubModule" {
     }
 }
 //// [declFileAmbientExternalModuleWithSingleExportedModule_1.d.ts]
-/// <reference path='declFileAmbientExternalModuleWithSingleExportedModule_0.d.ts' />
+/// <reference path="declFileAmbientExternalModuleWithSingleExportedModule_0.d.ts" />
 import SubModule = require('SubModule');
 export declare var x: SubModule.m.m3.c;

tests/baselines/reference/declFileForExportedImport.js

@@ -24,6 +24,6 @@ var z = exports.b.x;
 //// [declFileForExportedImport_0.d.ts]
 export declare var x: number;
 //// [declFileForExportedImport_1.d.ts]
-/// <reference path='declFileForExportedImport_0.d.ts' />
+/// <reference path="declFileForExportedImport_0.d.ts" />
 export import a = require('declFileForExportedImport_0');
 export import b = a;

tests/baselines/reference/importDecl.js

@@ -205,11 +205,11 @@ export declare function foo(): d;
 import m4 = require("importDecl_require");
 export declare function foo2(): m4.d;
 //// [importDecl_1.d.ts]
-/// <reference path='importDecl_require.d.ts' />
-/// <reference path='importDecl_require1.d.ts' />
-/// <reference path='importDecl_require2.d.ts' />
-/// <reference path='importDecl_require3.d.ts' />
-/// <reference path='importDecl_require4.d.ts' />
+/// <reference path="importDecl_require.d.ts" />
+/// <reference path="importDecl_require1.d.ts" />
+/// <reference path="importDecl_require2.d.ts" />
+/// <reference path="importDecl_require3.d.ts" />
+/// <reference path="importDecl_require4.d.ts" />
 import m4 = require("importDecl_require");
 export declare var x4: m4.d;
 export declare var d4: typeof m4.d;

tests/baselines/reference/importDeclarationUsedAsTypeQuery.js

@@ -27,6 +27,6 @@ export declare class B {
     id: number;
 }
 //// [importDeclarationUsedAsTypeQuery_1.d.ts]
-/// <reference path='importDeclarationUsedAsTypeQuery_require.d.ts' />
+/// <reference path="importDeclarationUsedAsTypeQuery_require.d.ts" />
 import a = require('importDeclarationUsedAsTypeQuery_require');
 export declare var x: typeof a;

tests/baselines/reference/missingImportAfterModuleImport.js

@@ -43,7 +43,7 @@ declare module "SubModule" {
     export = SubModule;
 }
 //// [missingImportAfterModuleImport_1.d.ts]
-/// <reference path='missingImportAfterModuleImport_0.d.ts' />
+/// <reference path="missingImportAfterModuleImport_0.d.ts" />
 import SubModule = require('SubModule');
 declare class MainModule {
     SubModule: SubModule;

tests/baselines/reference/moduleSymbolMerging.js

@@ -35,7 +35,7 @@ declare module A {
     }
 }
 //// [B.d.ts]
-/// <reference path='A.d.ts' />
+/// <reference path="A.d.ts" />
 declare module A {
 }
 declare module B {

tests/baselines/reference/privacyCannotNameAccessorDeclFile.js

@@ -402,7 +402,7 @@ export declare module SpecializedWidget {
     function createWidget2(): Widget2;
 }
 //// [privacyCannotNameAccessorDeclFile_exporter.d.ts]
-/// <reference path='privacyCannotNameAccessorDeclFile_GlobalWidgets.d.ts' />
+/// <reference path="privacyCannotNameAccessorDeclFile_GlobalWidgets.d.ts" />
 import Widgets = require("privacyCannotNameAccessorDeclFile_Widgets");
 import Widgets1 = require("GlobalWidgets");
 export declare function createExportedWidget1(): Widgets.Widget1;

tests/baselines/reference/privacyCannotNameVarTypeDeclFile.js

@@ -230,7 +230,7 @@ export declare module SpecializedWidget {
     function createWidget2(): Widget2;
 }
 //// [privacyCannotNameVarTypeDeclFile_exporter.d.ts]
-/// <reference path='privacyCannotNameVarTypeDeclFile_GlobalWidgets.d.ts' />
+/// <reference path="privacyCannotNameVarTypeDeclFile_GlobalWidgets.d.ts" />
 import Widgets = require("privacyCannotNameVarTypeDeclFile_Widgets");
 import Widgets1 = require("GlobalWidgets");
 export declare function createExportedWidget1(): Widgets.Widget1;

tests/baselines/reference/privacyFunctionCannotNameParameterTypeDeclFile.js

@@ -416,7 +416,7 @@ export declare module SpecializedWidget {
     function createWidget2(): Widget2;
 }
 //// [privacyFunctionCannotNameParameterTypeDeclFile_exporter.d.ts]
-/// <reference path='privacyFunctionCannotNameParameterTypeDeclFile_GlobalWidgets.d.ts' />
+/// <reference path="privacyFunctionCannotNameParameterTypeDeclFile_GlobalWidgets.d.ts" />
 import Widgets = require("privacyFunctionCannotNameParameterTypeDeclFile_Widgets");
 import Widgets1 = require("GlobalWidgets");
 export declare function createExportedWidget1(): Widgets.Widget1;