Send "BOOTING" event after rebooting externally managed nodes.

Also quiet down the EmulabFeatures library where we are using it
to detect external management.  Too many "checking for feature ..."
messages.

db/dhcpd_makeconf.in

@@ -73,6 +73,9 @@ use Experiment;
 use EmulabFeatures;
 use EmulabConstants;
 
+# Tell EmulabFeatures to shut its yap
+$EmulabFeatures::verbose = 0;
+
 #
 # PXE boot constants
 #

db/nalloc.in

@@ -296,6 +296,7 @@ if ($need_consetup && !$error && @nodes) {
     TBDebugTimeStamp("nalloc finished console setup");
 }
 
+$EmulabFeatures::verbose = 0;
 if (EmulabFeatures->FeatureEnabled("ExternalNodeManagement",
 				   undef, undef,
 				   $experiment)) {

db/nfree.in

@@ -211,6 +211,7 @@ else {
 # Trigger a remake of the dhcpd.conf file for any experiment marked
 # with the ExternalNodeManagement feature.
 #
+$EmulabFeatures::verbose = 0;
 if (EmulabFeatures->FeatureEnabled("ExternalNodeManagement",
 				   undef, undef,
 				   $experiment)) {

tbsetup/os_setup.in

@@ -79,6 +79,9 @@ use User;
 use Node;
 use EmulabFeatures;
 
+# Simmer down EmulabFeatures!
+$EmulabFeatures::verbose = 0;
+
 # Is this needed any longer?
 my $dolastload  = 0;
 
@@ -398,6 +401,15 @@ while (1) {
 	$count++;
     }
 
+    # XXX: Poke at stated to move along nodes that are going to be
+    # externally managed.  This feels kind of kludgy.
+    if (EmulabFeatures->FeatureEnabled("ExternalNodeManagement", 
+				       undef, undef, $experiment)) {
+	foreach my $node (@nodes) {
+	    $node->SetEventState(TBDB_NODESTATE_BOOTING());
+	}
+    }
+
     # And wait. 
     print STDERR "Waiting for nodes ...\n";
     $MyStruct->WaitForNodes(@nodes);