install sprinkle when ruby and gem are ready on your AWS EC2 server

~/rubygems-1.6.2$ gem install sprinkle
Fetching: highline-1.6.1.gem (100%)
Fetching: net-ssh-2.1.3.gem (100%)
Fetching: net-ssh-gateway-1.0.1.gem (100%)
Fetching: net-sftp-2.0.5.gem (100%)
Fetching: net-scp-1.0.4.gem (100%)
Fetching: capistrano-2.5.20.gem (100%)
Fetching: sprinkle-0.3.3.gem (100%)
Successfully installed highline-1.6.1
Successfully installed net-ssh-2.1.3
Successfully installed net-ssh-gateway-1.0.1
Successfully installed net-sftp-2.0.5
Successfully installed net-scp-1.0.4
Successfully installed capistrano-2.5.20
Successfully installed sprinkle-0.3.3
7 gems installed
Installing ri documentation for highline-1.6.1...
Installing ri documentation for net-ssh-2.1.3...
Installing ri documentation for net-ssh-gateway-1.0.1...
Installing ri documentation for net-sftp-2.0.5...
Installing ri documentation for net-scp-1.0.4...
Installing ri documentation for capistrano-2.5.20...
Installing ri documentation for sprinkle-0.3.3...
Installing RDoc documentation for highline-1.6.1...
Installing RDoc documentation for net-ssh-2.1.3...
Installing RDoc documentation for net-ssh-gateway-1.0.1...
Installing RDoc documentation for net-sftp-2.0.5...
Installing RDoc documentation for net-scp-1.0.4...
Installing RDoc documentation for capistrano-2.5.20...
Installing RDoc documentation for sprinkle-0.3.3...