grunt: fix path to package.json + amber_dir

nodejs/Gruntfile.js

@@ -4,47 +4,44 @@ module.exports = function(grunt) {
   grunt.registerTask('default', ['amberc:hello']);
 
   grunt.initConfig({
-    pkg: grunt.file.readJSON('package.json'),
-
-    amberc: {	
-		 _config: {
-			amber_dir: '../../vendor/amber',
-			closure_jar: ''
-		},
-		hello: {
-			working_dir: 'hello',
-			src: ['Hello.st'],
-			main_class: 'Hello',
-			output_name: 'Program'
-		 },
-		benchfib: {
-			working_dir: 'benchfib',
-			src: ['Benchfib.st'],
-			main_class: 'Benchfib',
-			output_name: 'Program'
-		},
-		meta: {
-			working_dir: 'meta',
-			src: ['MyScript.st'],
-			main_class: 'MyScript',
-			libraries: ['parser','Compiler'],
-			output_name: 'Program'
-		},
-		pystone: {
-			working_dir: 'pystone',
-			src: ['Pystone.st'],
-			main_class: 'Pystone',
-			output_name: 'Program'
-		},
-		trivialserver: {
-			working_dir: 'trivialserver',
-			src: ['TrivialServer.st'],
-			main_class: 'TrivialServer',
-			output_name: 'Program'
-		}
-
+    pkg: grunt.file.readJSON('../package.json'),
 
+    amberc: {
+      _config: {
+        amber_dir: '../vendor/amber',
+        closure_jar: ''
+      },
+      hello: {
+        working_dir: 'hello',
+        src: ['Hello.st'],
+        main_class: 'Hello',
+        output_name: 'Program'
+      },
+      benchfib: {
+        working_dir: 'benchfib',
+        src: ['Benchfib.st'],
+        main_class: 'Benchfib',
+        output_name: 'Program'
+      },
+      meta: {
+        working_dir: 'meta',
+        src: ['MyScript.st'],
+        main_class: 'MyScript',
+        libraries: ['parser','Compiler'],
+        output_name: 'Program'
+      },
+      pystone: {
+        working_dir: 'pystone',
+        src: ['Pystone.st'],
+        main_class: 'Pystone',
+        output_name: 'Program'
+      },
+      trivialserver: {
+        working_dir: 'trivialserver',
+        src: ['TrivialServer.st'],
+        main_class: 'TrivialServer',
+        output_name: 'Program'
       }
-    });
-
+    }
+  });
 }