Add Vagrantfile and salt bootstrap config

salt/bootstrap.sh

@@ -0,0 +1,38 @@
+#!/bin/sh -
+
+echo "deb http://httpredir.debian.org/debian jessie-backports main" >/etc/apt/sources.list.d/backports.list
+
+apt-get update
+apt-get install -y -t jessie-backports python-cryptography
+
+# We just download the bootstrap script by default and execute that.
+if [ -x /usr/bin/fetch ]; then
+    /usr/bin/fetch -o - https://raw.githubusercontent.com/saltstack/salt-bootstrap/stable/bootstrap-salt.sh | sh -s -- "$@"
+elif [ -x /usr/bin/curl ]; then
+    /usr/bin/curl -L https://raw.githubusercontent.com/saltstack/salt-bootstrap/stable/bootstrap-salt.sh | sh -s -- "$@"
+else
+    python \
+        -c 'import urllib; print urllib.urlopen("https://raw.githubusercontent.com/saltstack/salt-bootstrap/stable/bootstrap-salt.sh").read()' \
+        | sh -s -- "$@"
+fi
+
+cat >/etc/salt/minion <<EOF
+file_client: local
+
+file_roots:
+  base:
+    - /srv/salt/
+
+pillar_roots:
+  base:
+    - /srv/pillar
+
+log_file: file:///dev/log
+EOF
+
+umask 077
+cat >/etc/salt/grains <<EOF
+roles:
+  - postgresql-server
+  - gnuviechadmin.gvapgsql
+EOF