Added minified version

Cakefile

@@ -1,5 +1,6 @@
 fs     = require 'fs'
 {exec} = require 'child_process'
+uglify = require './node_modules/uglify-js'
 
 
 task 'build', 'Build JS files from Coffee sources', ->
@@ -10,4 +11,17 @@ task 'build', 'Build JS files from Coffee sources', ->
 
   exec 'coffee -c test/backbone-query-test.coffee', (err, stdout, stderr) ->
     throw err if err
-    console.log stdout + stderr
+    console.log stdout + stderr
+
+task 'uglify', 'Minify and obfuscate', ->
+  jsp = uglify.parser
+  pro = uglify.uglify
+
+  contents  = fs.readFileSync "js/backbone-query.js", 'utf8'
+
+  ast = jsp.parse contents # parse code and get the initial AST
+  ast = pro.ast_mangle ast # get a new AST with mangled names
+  ast = pro.ast_squeeze ast # get an AST with compression optimizations
+  final_code = pro.gen_code ast # compressed code here
+
+  fs.writeFile 'js/backbone-query.min.js', final_code