update Contributors
= =|| replace url
add test case
Release 0.2.2

use a new methods to install
fixed Invalid or unsupported zip format. No END header found
just use node-websocket-server
delete install.js
Release 0.2.4 for #6 and #7
Merge pull request #8 from skyhacker2/master

merge
Release 0.2.5
fixed coverage
for coverage
remove cache
coverage
remove cache config
add benchmarks
Merge pull request #3 from miniflycn/master

更新