1. move deploy_install.sh to qbox/deploy.git
2. add .tar.gz files for each software package
add webhook-*.tar.gz
rm memcached source tarball
list packages
Merge pull request #20 from Cofyc/issue5394

1. move deploy_install.sh to qbox/deploy.git
Merge pull request #19 from wkshare/master

add nginx-1.4.4 static
add 1.4.4 in README
clear logstash (可以删了，这个是之前的 by chenye)
Merge pull request #21 from Cofyc/clear

add 1.4.4 in README
Merge pull request #22 from wkshare/master

restore nginx-1.4.2