Fixing gulp tsc

gulp tsc is not defining which typescript version to use.
At the moment babylon only supports version 1.0.1 due to small changes
in the lib.d.ts in newer ts versions.

Tools/Gulp/gulpfile.js

@@ -3,8 +3,10 @@ var gulp = require('gulp'),
     rename = require('gulp-rename'),
     concat = require('gulp-concat'),
     clean = require('gulp-clean'),
-    typescript = require('gulp-tsc'),
-    shaders = require('./gulp-shaders')
+    typescript = require('gulp-typescript'),
+	sourcemaps = require('gulp-sourcemaps'),
+	merge = require('merge2'),
+    shaders = require('./gulp-shaders'),
     gulpFilter = require('gulp-filter');
 
 /**
@@ -23,7 +25,8 @@ gulp.task('shaders', function() {
 gulp.task('typescript-to-js', function() {
   //Compile all ts file into their respective js file.
   return gulp.src(['../../Babylon/**/*.ts','../../References/**/*.d.ts'])
-    .pipe(typescript({ target: 'ES5', sourcemap: true }))
+	.pipe(sourcemaps.init())
+    .pipe(typescript({ noExternalResolve: true, target: 'ES5'}))
     .pipe(gulp.dest('../../Babylon/'));
 });
 
@@ -31,13 +34,16 @@ gulp.task('typescript-to-js', function() {
  * Compile the declaration file babylon.d.ts
  */
 gulp.task('typescript-declaration', function() {
-  var declarationFilter = gulpFilter('**/*.d.ts');
+	
+	var tsResult = gulp.src(['../../Babylon/**/*.ts','../../References/**/*.d.ts'])
+                       .pipe(typescript({
+                           declarationFiles: true,
+                           noExternalResolve: true,
+						   target: 'ES5'
+                       }));
 
-  return gulp.src(['../../Babylon/**/*.ts','../../References/**/*.d.ts'])
-    .pipe(typescript({ target: 'ES5', declaration: true, out: 'tmp.js' }))
-    .pipe(declarationFilter)
-    .pipe(rename('babylon.d.ts'))
-    .pipe(gulp.dest('build/'));
+    return tsResult.dts.pipe(concat('babylon.d.ts'))
+	.pipe(gulp.dest('build/'));
 });
 
 /**

Tools/Gulp/package.json

@@ -5,11 +5,13 @@
   "main": "",
   "devDependencies": {
     "gulp": "^3.6.2",
+	"typescript": "1.3.0",
     "gulp-clean": "^0.3.0",
     "gulp-concat": "^2.2.0",
     "gulp-filter": "^0.4.1",
     "gulp-rename": "^1.2.0",
-    "gulp-tsc": "^0.9.2",
+	"gulp-typescript" : "2.0.0",
+	"gulp-sourcemaps" : "",
     "gulp-uglify": "^0.3.0",
     "gulp-util": "^2.2.14",
     "through": "^2.3.4"