rename files from Daemon to Backend

lib/App/Netdisco/Backend/Util.pm-e

@@ -0,0 +1,17 @@
+package App::Netdisco::Daemon::Util;
+
+use strict;
+use warnings;
+
+# support utilities for Daemon Actions
+
+use base 'Exporter';
+our @EXPORT = ();
+our @EXPORT_OK = qw/ job_done job_error job_defer /;
+our %EXPORT_TAGS = (all => \@EXPORT_OK);
+
+sub job_done  { return ('done',  shift) }
+sub job_error { return ('error', shift) }
+sub job_defer { return ('defer', shift) }
+
+1;