fix branding, route cron mail, add msca shim

[awsible] / roles / msca / files / msca.sh

# configure environment for MSCA AWS things

# as of pip2.7, all pip installed binaries are here
# pathmunge /usr/local/bin

## Add user-data to environment.  Because we use asgard this should be safe...
## came from http://stackoverflow.com/questions/10520605/bashs-source-command-not-working-with-a-file-curld-from-internet
## NOTE, if you create your own init script you must copy the below to /etc/default/myScriptName
source /dev/stdin <<< "$(curl -s --fail http://169.254.169.254/latest/user-data)"

# set 'screen' title
echo -n -e "\033k$INSTANCE_ID-$CLOUD_CLUSTER\033\\"