Adding gcloud update to README

A few people were getting errors upon running the script - after investigation it was because their versions of gcloud were out of date (issue #49 / pr #39)
jacksegal · Jun 20, 2018 · e27b31f · e27b31f
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commit e27b31f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -18,7 +18,7 @@ gcloud-snapshot.sh will:
 * The VM must have the sufficient gcloud permissions, including "compute" set to "enabled":
 
 	[	http://stackoverflow.com/questions/31905966/gcloud-compute-list-networks-error-some-requests-did-not-succeed-insufficie#31928399](http://stackoverflow.com/questions/31905966/gcloud-compute-list-networks-error-some-requests-did-not-succeed-insufficie#31928399)
-
+* The version of gcloud is up to date: `gcloud components update` 
 
 ## Installation