update usage information

Signed-off-by: Galen Charlton <gmc@esilibrary.com>

diff --git a/eg_staged_bib_overlay b/eg_staged_bib_overlay
index d8bf5c9..8e723be 100755 (executable)
--- a/eg_staged_bib_overlay
+++ b/eg_staged_bib_overlay
@@ -128,7 +128,7 @@ $0 --schema bib_load --batch bibs_2016_01 --db evergreen \\
 
 $0 --schema bib_load --batch bibs_2016_01 --db evergreen \\
    --dbuser evergreen --dbpw evergreen --dbhost localhost \\
-   --action load_bibs
+   --action load_bibs --wait 2
 
 _USAGE_
 }