Updating launchpad to use AWS access id, secret and public key values
from the .env settings / configurations.
Updating .gitignore to ignore vim/gedit swap files
Updating dev.env with new environment configuration values
Updating gitignore
Simplify Dashboard AMI by always assuming dashboard is installed in zerobot directory
Merge pull request #19 from k-ong/master

Added an opt-in screen for allowing users to accept updates and correspondence
Merge pull request #20 from k-ong/zerobot_load_aws_creds_from_env

Zerobot load aws creds from env
Dashboard is now launched from an AMI

Using an AMI provides a much faster launch time for the
dashboard.
No longer using delayed job
Wire up launching dashboard from AMI
updated the dashboard ami id