Set up password-free ssh

From here:

ssh-keygen -t rsa (No passphrase or whatnot - just enter your way through)

ssh {user}@{remote-host} mkdir -p .ssh 

cat .ssh/id_rsa.pub | ssh {user}@{remote-host} 'cat >> .ssh/authorized_keys'

ssh {user}@{remote-host} hostname (should work now)