Merge pull request #28 from vorburger/patch-1

use set -ex in install-on-minishift.sh

Author: jcrossley3

etc/scripts/install-on-minishift.sh

@@ -9,15 +9,15 @@ if minishift status | head -1 | grep "Running" >/dev/null; then
   exit 1
 fi
 
-set -x
+set -ex
 
 OPENSHIFT_VERSION=${OPENSHIFT_VERSION:-v3.11.0}
 MEMORY=${MEMORY:-10GB}
 CPUS=${CPUS:-4}
 DISK_SIZE=${DISK_SIZE:-50g}
 
 # blow away everything in the knative profile
-minishift profile delete knative --force
+minishift profile delete knative --force || true
 
 # configure knative profile
 minishift profile set knative