Some fixes to make sure that object are removed from the cache when

deleted, as for long running daemons.

db/Experiment.pm.in

@@ -744,6 +744,9 @@ sub Delete($;$)
     DBQueryWarn("DELETE from experiments ".
 		"WHERE eid='$eid' and pid='$pid'");
 
+    # Delete from cache. 
+    delete($experiments{"$exptidx"});
+
     #
     # Mark experiment destroyed. This is a backup to End() below.
     #
@@ -781,6 +784,16 @@ sub Delete($;$)
     return 0;
 }
 
+#
+# Flush from our little cache, as for the expire daemon.
+#
+sub Flush($)
+{
+    my ($self) = @_;
+
+    delete($experiments{$self->idx()});
+}
+
 #
 # Add an input file to the template. The point of this is to reduce
 # duplication by taking an md5 of the input file, and sharing that