move handlers to deploy.yml
removing spaces because it messes up syntax highlighting in vim
removing edx-update.sh
replacing git_ssh with ssh_key_forward
removing GIT_SSH for xserver
add and then remove git-identity for xserver
upload git_ssh for git-identity
adding default for git identity
moving git_ssh.sh to the xserver role
adding missing deploy tags
adding handlers to stop and start edxapp
workarounds for 5.5
changing workaround
using jinja style args
duplicate launch instance tasks
adding to host group
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adding default var for instance_tags
adding playbook and inventory for jenkins test
changin app_server to {xserver,xqueue}_app_server
moving xqueue handlers to deploy.yml