upgrade pipeline fixes

Change-Id: I3eccbe1e18a950084047bbdb618cfdfdf3c868b0
diff --git a/update-package.groovy b/update-package.groovy
index 1dd6e02..c6d008d 100644
--- a/update-package.groovy
+++ b/update-package.groovy
@@ -6,9 +6,9 @@
  *   SALT_MASTER_URL            Full Salt API address [https://10.10.10.1:8000].
  *   TARGET_SERVERS             Salt compound target to match nodes to be updated [*, G@osfamily:debian].
  *   TARGET_PACKAGES            Space delimited list of packages to be updates [package1=version package2=version], empty string means all updating all packages to the latest version.
- *   TARGET_SIZE_TEST           Number of nodes to list package updates, empty string means all targetted nodes.
- *   TARGET_SIZE_SAMPLE         Number of selected noded to live apply selected package update.
- *   TARGET_SIZE_BATCH          Batch size for the complete live package update on all nodes, empty string means apply to all targetted nodes.
+ *   TARGET_SUBSET_TEST         Number of nodes to list package updates, empty string means all targetted nodes.
+ *   TARGET_SUBSET_LIVE         Number of selected nodes to live apply selected package update.
+ *   TARGET_BATCH_LIVE          Batch size for the complete live package update on all nodes, empty string means apply to all targetted nodes.
  *
 **/