update package.json
update package.json
refact default task.
sort element, in case of replace error.
update tasks
Merge branch 'master' of github.com:ablesky/ablejs
Merge pull request #1 from ablesky/master

Merge ablesky/ablejs
update Gruntfile.js
format Gruntfile.js
delete shell task in build flow
refact code by jshint.
edit jshint
Modify jshint task related stuff
Merge pull request #37 from qingxiangchayun/master

Merge ablesky/ablejs
update regexps
Merge branch 'master' of github.com:ablesky/ablejs