Some adjustments in setup scripts and Vagrant version


I created a pull request (here in to address an issue with the recreation of all security group, VPC, Internet gateway, subnet, and route table whenever I run the multiple times without running the (pretty much because sometimes I forget that I’ve ran the setup script). I also update the images in to reflect what @jeremy posted.

In addition, I created a version that mixes shell scripts, that creates all the infrastructure, and Vagrant, that creates the EC2 instance with Elastic IP set. In this version, I can destroy EC2 instance and recreate it without having to access the AWS console and I can execute commands after the instance is up. The repository is here:

I did this for my own convenience, however if anybody find it useful, fell free to use it.