first pass at migrating the old Ruby build to Grunt

Gruntfile.js

@@ -0,0 +1,94 @@
+module.exports = function(grunt) {
+
+  // Project configuration.
+  grunt.initConfig({
+    pkg: grunt.file.readJSON('package.json'),
+    concat: {
+      options: {
+        separator: ';'
+      },
+      dist: {
+        src: [
+          // core / anim + tween + dd
+          'src/Global.js', 
+          'src/Util.js', 
+          'src/Canvas.js',
+          'src/Node.js', 
+          'src/Animation.js', 
+          'src/Tween.js', 
+          'src/DragAndDrop.js', 
+          'src/Container.js', 
+          'src/Shape.js', 
+          'src/Stage.js', 
+          'src/Layer.js', 
+          'src/Group.js',
+
+          // shapes
+          'src/shapes/Rect.js', 
+          'src/shapes/Circle.js', 
+          'src/shapes/Wedge.js', 
+          'src/shapes/Image.js', 
+          'src/shapes/Polygon.js', 
+          'src/shapes/Text.js', 
+          'src/shapes/Line.js', 
+          'src/shapes/Spline.js', 
+          'src/shapes/Blob.js', 
+          'src/shapes/Sprite.js',
+
+          // plugins
+          'src/plugins/Path.js', 
+          'src/plugins/TextPath.js', 
+          'src/plugins/RegularPolygon.js', 
+          'src/plugins/Star.js', 
+          'src/plugins/Label.js',
+
+          // filters
+          'src/filters/Grayscale.js', 
+          'src/filters/Brighten.js', 
+          'src/filters/Invert.js', 
+          'src/filters/Blur.js', 
+          'src/filters/Mask.js'
+        ],
+        dest: 'dist/kinetic-v<%= pkg.version %>.js'
+      }
+    },
+    replace: {
+      dist: {
+        options: {
+          variables: {
+            'version': '<%= pkg.version %>',
+            'date': '<%= grunt.template.today("yyyy-mm-dd") %>'
+          },
+          prefix: '@@'
+        },
+        files: [
+          {
+            expand: true, 
+            flatten: true, 
+            src: ['dist/kinetic-v<%= pkg.version %>.js'], 
+            dest: 'dist/'
+          }
+        ]
+      }
+    },
+    uglify: {
+      options: {
+        banner: '/*! <%= pkg.name %> v<%= pkg.version %> <%= grunt.template.today("yyyy-mm-dd") %> http://www.kineticjs.com - MIT License https://github.com/ericdrowell/KineticJS/wiki/License*/\n'
+      },
+      build: {
+        src: 'dist/kinetic-v<%= pkg.version %>.js',
+        dest: 'dist/kinetic-v<%= pkg.version %>.min.js'
+      }
+    }
+  });
+
+  // Load plugins
+  grunt.loadNpmTasks('grunt-contrib-concat');
+  grunt.loadNpmTasks('grunt-replace');
+  grunt.loadNpmTasks('grunt-contrib-uglify');
+
+  // Tasks
+  grunt.registerTask('dev', ['concat', 'replace']);
+  grunt.registerTask('prod', ['concat', 'replace', 'uglify']);
+
+};