Fix bug that causes bogus agents to be created if freeipmi isn't installed

If freeipmi isn't installed or problems occur running ipmiping then an agent
is created for every address tested.

pandora_server/util/recon_scripts/ipmi-recon.pl

@@ -83,11 +83,13 @@ sub ipmi_ping ($$$) {
 	
 	my $res = `$cmd`;	
 
-	if ($res =~ /100\.0% packet loss/) {
-		return 0;
-	}	
-	
-	return 1;
+	if ($res =~ / (\d+\.\d+)% packet loss/) {
+		if ($1 ne '100.0') {
+			return 1;
+		}
+	}
+
+	return 0;
 }
 
 sub create_ipmi_modules($$$$$$$) {