Add "set -e" to build.sh as suggested by Rintaro.
Add "set -e" to build.sh as suggested by Rintaro.

Change-Id: I75417b70c173138ec96b161faca6e09fc1b1c7f1

nevil/edash-packager,leandromoreira/edash-packager,leandromoreira/edash-packager,leandromoreira/edash-packager,nevil/edash-packager,leandromoreira/edash-packager,leandromoreira/edash-packager,nevil/edash-packager