Add a Gulpfile

This currently just handles updating marked.min.js, but Gulp allows for more functionality to be added over time.

Gulpfile.js

@@ -0,0 +1,22 @@
+var gulp = require('gulp');
+var uglify = require('gulp-uglify');
+var concat = require('gulp-concat');
+
+var preserveFirstComment = function() {
+  var set = false;
+
+  return function() {
+     if (set) return false;
+     set = true;
+     return true;
+  };
+};
+
+gulp.task('uglify', function() {
+  gulp.src('lib/marked.js')
+    .pipe(uglify({preserveComments: preserveFirstComment()}))
+    .pipe(concat('marked.min.js'))
+    .pipe(gulp.dest('.'));
+});
+
+gulp.task('default', ['uglify']);

package.json

@@ -16,7 +16,10 @@
   "devDependencies": {
     "markdown": "*",
     "showdown": "*",
-    "robotskirt": "*"
+    "robotskirt": "*",
+    "gulp": "^3.8.11",
+    "gulp-uglify": "^1.1.0",
+    "gulp-concat": "^2.5.2"
   },
   "scripts": { "test": "node test", "bench": "node test --bench" }
 }