merge from github

dot_scripts/bootstrap.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # Make sure Code directory exists
 
 echo "Hello $(whoami)! Let's get you set up."

dot_scripts/install_docker_for_mac.sh

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 docker_app=$(find /Applications/ \
                   -name "Docker.app" -maxdepth 1 -mindepth 1 -type d)
 if [ -z "$docker_app" ]; then