Make getlog commands less flakey

getlog {kill,none}
getlog what
getlog list
getlog err,wrn[,...]

site_ansto/instrument/util/gen_sct.py

@@ -1041,7 +1041,7 @@ def dump_driver_vars(vars, indent):
             print indent + '  %s = \'%s\'' % (subitem, vars[item][subitem])
         for subitem in sorted([i for i in vars[item]['Property']]):
             print indent + '  Property \'%s\' = \'%s\'' % (subitem, vars[item]['Property'][subitem])
-        # Dump the nested vars
+        # Dump the nested groups and vars
         dump_driver_groups(vars[item]['Group'], indent + '  ')
         dump_driver_vars(vars[item]['Variable'], indent + '  ')
         print indent + '}'