Cleaned up docs/external; deprecated docs/internal
Change-Id: Iebaebe67c22dd1fa03fc1d4960aa5c8eaf75d714
diff --git a/tools/build/onos-change-version b/tools/build/onos-change-version
index a0dad83..b07d107 100755
--- a/tools/build/onos-change-version
+++ b/tools/build/onos-change-version
@@ -3,7 +3,7 @@
# Changes ONOS version in POM files, and other release artifacts.
# -----------------------------------------------------------------------------
-set -e
+set -ex
[ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
. $ONOS_ROOT/tools/build/envDefaults