[master] Copyright year updated, ChangeLog entry for release added.

COPYING

@@ -1,4 +1,4 @@
-Copyright (C) 2009-2014  Internet Systems Consortium, Inc. ("ISC")
+Copyright (C) 2009-2015  Internet Systems Consortium, Inc. ("ISC")
 
 Permission to use, copy, modify, and/or distribute this software for any
 purpose with or without fee is hereby granted, provided that the above

ChangeLog

@@ -1,3 +1,5 @@
+Kea 0.9.1beta released on February 18, 2015
+
 901.	[bug]		tomek
 	Previously, the DHCPv4 and DHCPv6 servers gave up after
 	100 failed lease selection attempts. Now both DHCPv4 and