Bump abra, add swarm installer script

swarm/swarm-installer

@@ -0,0 +1,16 @@
+#!/bin/sh
+
+install_docker() {
+  echo "install_docker: TODO"
+}
+init_swarm() {
+  echo "init_swarm: TODO"
+}
+
+run_installation() {
+  install_docker
+  init_swarm
+}
+
+run_installation
+exit 0

swarm/swarm.conf

@@ -0,0 +1,10 @@
+server {
+  listen         80 default_server;
+  server_name    install.swarm.autonomic.zone;
+
+  location / {
+    root /var/www/swarm-installer;
+    add_header Content-Type text/plain;
+    index swarm-installer;
+  }
+}