Initial deploy_key feature commit

app/controllers/deploy_keys_controller.rb

app/models/deploy_key.rb

app/models/project.rb

app/views/deploy_keys/_form.html.haml

app/views/deploy_keys/_show.html.haml

app/views/deploy_keys/create.js.haml

app/views/deploy_keys/edit.html.haml

app/views/deploy_keys/index.html.haml

app/views/deploy_keys/new.html.haml

app/views/deploy_keys/new.js.haml

app/views/deploy_keys/show.html.haml

app/views/layouts/project.html.haml

config/routes.rb

db/migrate/20111225202855_create_deploy_keys.rb

lib/gitlabhq/gitolite.rb

spec/models/deploy_key_spec.rb