update install.sh with https://www.opscode.com/chef/install.sh
update install.sh with https://www.opscode.com/chef/install.sh

cogini/chef-cookbooks,btquanto/chef-cookbooks,pli888/chef-cookbooks,cogini/chef-cookbooks,cogini/chef-cookbooks,pli888/chef-cookbooks,btquanto/chef-cookbooks,williamnhan/chef-cookbook-test,pli888/chef-cookbooks,phunehehe/chef-cookbooks,williamnhan/chef-cookbook-test,btquanto/chef-cookbooks,williamnhan/chef-cookbook-test,pli888/chef-cookbooks,cogini/chef-cookbooks,phunehehe/chef-cookbooks,phunehehe/chef-cookbooks,btquanto/chef-cookbooks,pli888/chef-cookbooks,phunehehe/chef-cookbooks,williamnhan/chef-cookbook-test,cogini/chef-cookbooks,btquanto/chef-cookbooks,williamnhan/chef-cookbook-test,phunehehe/chef-cookbooks