Move jq requirement message

hack/e2e-test.sh

@@ -25,6 +25,13 @@ LEAVE_UP=${2:-0}
 # Exit on error
 set -e
 
+HAVE_JQ=$(which jq)
+if [[ -z ${HAVE_JQ} ]]; then
+  echo "Please install jq, e.g.: 'sudo apt-get install jq' or, "
+  echo "if you're on a mac with homebrew, 'brew install jq'."
+  exit 1
+fi
+
 # Use testing config
 export KUBE_CONFIG_FILE="config-test.sh"
 export KUBE_REPO_ROOT="$(dirname $0)/.."