minor license updates

LICENSE.txt

@@ -207,6 +207,9 @@ The following applications and libraries are not used or bundled in
 binary packages, therefore the licenses are not included in binary
 distributions. See the source package for the additional license information.
 
+   Admin Manager:
+   Public domain
+
    Atalk:
    Public domain
 

licenses/LICENSE-SNTP.txt

+> Date: Fri, 13 Aug 2004 15:58:30 +1200 (NZST)
+> Message-ID: <1776.202.37.75.101.1092369510.squirrel@202.37.75.101>
+> From: adam@adambuckley.net
+> To: jrandom@i2p.net
+>
+> [...]
+>
+> I hereby authorize my NtpClient.java and NtpMessage.java code to be
+> redistributed under the BSD license for the purpose of integration with
+> the I2P project, providing that I am credited as the original author of
+> the code.
+>
+> [...]
+
 /*
  * Copyright (c) 2004, Adam Buckley
  * All rights reserved.