normalizing shebang and bash options. also added long-term fix for bootstrap instructions

tests/run_ec2

@@ -1,5 +1,5 @@
-#!/bin/bash
-set -e
+#!/usr/bin/env bash
+set -eo pipefail
 KEYNAME="$1"
 indent() { sed "s/^/       /"; }
 echo "-----> Booting EC2 instance..."

tests/run_vagrant

@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/usr/bin/env bash
+set -eo pipefail
 SELF=`which $0`
 VAGRANT_SSH_PORT=${VAGRANT_SSH_PORT:-"2222"}
 PUBLIC_KEY=${PUBLIC_KEY:-"$HOME/.ssh/id_rsa.pub"}

tests/setup_travis

@@ -1,4 +1,5 @@
-#!/bin/bash
+#!/usr/bin/env bash
+set -eo pipefail
 sed --in-place "s|access_key|access_key = $AWS_ACCESS_KEY|" .s3cfg
 sed --in-place "s|secret_key|secret_key = $AWS_SECRET_KEY|" .s3cfg
 s3cmd -c .s3cfg get s3://progrium-private/ec2_cert.pem /tmp/cert

tests/test_deploy

@@ -1,5 +1,5 @@
-#!/bin/bash
-set -e
+#!/usr/bin/env bash
+set -eo pipefail
 SELF=`which $0`; APP="$1"; TARGET="$2"; FORWARDED_PORT="$3"
 TMP=$(mktemp -d -t "$TARGET.XXXXX")
 trap "rm -rf $TMP" EXIT