add grunt

Gruntfile.coffee

@@ -0,0 +1,21 @@
+module.exports = (grunt) ->
+  grunt.initConfig
+    pkg: grunt.file.readJSON('package.json')
+
+    coffee:
+      glob_to_multiple:
+        expand: true
+        cwd: 'src'
+        src: ['*.coffee']
+        dest: 'lib'
+        ext: '.js'
+
+    coffeelint:
+      src: ['src/**/*.coffee']
+      gruntfile: ['Gruntfile.coffee']
+
+  grunt.loadNpmTasks('grunt-contrib-coffee')
+  grunt.loadNpmTasks('grunt-coffeelint')
+
+  grunt.registerTask('lint', ['coffeelint'])
+  grunt.registerTask('default', ['lint', 'coffee'])

package.json

@@ -20,5 +20,11 @@
   },
   "dependencies": {
     "nexpect": "~0.4.0"
+  },
+  "devDependencies": {
+    "grunt-cli": "~0.1.13",
+    "grunt": "~0.4.4",
+    "grunt-contrib-coffee": "~0.10.1",
+    "grunt-coffeelint": "0.0.10"
   }
 }