Test: Replace back-slashes with forward-slashes.

To comply with the changes in libsass.

binding.cpp

@@ -50,7 +50,6 @@ void ExtractOptions(Local<Value> optionsValue, void* cptr, sass_context_wrapper*
   if (isFile) {
     sass_file_context* ctx = (sass_file_context*) cptr;
     ctx->input_path = CreateString(options->Get(NanNew("file")));
-    ctx->output_path = CreateString(options->Get(NanNew("outFile")));
     ctx->options.image_path = CreateString(options->Get(NanNew("imagePath")));
     ctx->options.output_style = options->Get(NanNew("style"))->Int32Value();
     ctx->options.source_comments = source_comments = options->Get(NanNew("comments"))->Int32Value();
@@ -62,7 +61,6 @@ void ExtractOptions(Local<Value> optionsValue, void* cptr, sass_context_wrapper*
   } else {
     sass_context* ctx = (sass_context*) cptr;
     ctx->source_string = CreateString(options->Get(NanNew("data")));
-    ctx->output_path = CreateString(options->Get(NanNew("outFile")));
     ctx->options.image_path = CreateString(options->Get(NanNew("imagePath")));
     ctx->options.output_style = options->Get(NanNew("style"))->Int32Value();
     ctx->options.source_comments = source_comments = options->Get(NanNew("comments"))->Int32Value();

test/source_comments_spec.js

 var sass = require('../sass');
 var assert = require('assert');
 
-var sampleFilename = require('path').resolve(__dirname, 'sample.scss');
+var sampleFilename = require('path').resolve(__dirname, 'sample.scss').replace(/\\/g, '/');
 
 var expectedCommentsScssStr = '/* line 1, ' + sampleFilename + ' */\n\
 #navbar {\n\

test/stats_spec.js

@@ -3,9 +3,9 @@
 var path = require('path');
 var assert = require('assert');
 var sass = process.env.NODESASS_COVERAGE ? require('../sass-coverage') : require('../sass');
-var includedFilesFile = path.resolve(__dirname, 'included_files.scss');
-var sampleFile = path.resolve(__dirname, 'sample.scss');
-var imagePathFile = path.resolve(__dirname, 'image_path.scss');
+var includedFilesFile = path.resolve(__dirname, 'included_files.scss').replace(/\\/g, '/');
+var sampleFile = path.resolve(__dirname, 'sample.scss').replace(/\\/g, '/');
+var imagePathFile = path.resolve(__dirname, 'image_path.scss').replace(/\\/g, '/');
 var sample = require('./sample.js');
 
 describe('stats', function() {