[trac4498] Fix some typos and copyrights

src/bin/dhcp6/tests/dhcp6_srv_unittest.cc

-// Copyright (C) 2011-2015 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2011-2016 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this

src/lib/dhcp/libdhcp++.cc

@@ -396,7 +396,7 @@ size_t LibDHCP::unpackOptions6(const OptionBuffer& buf,
         }
 
         // Standard option definitions do not include the definition for
-        // out option or we're searching for non-standard option. Try to
+        // our option or we're searching for non-standard option. Try to
         // find the definition among runtime option definitions.
         if (num_defs == 0) {
             range = runtime_idx.equal_range(opt_type);
@@ -512,7 +512,7 @@ size_t LibDHCP::unpackOptions4(const OptionBuffer& buf,
         }
 
         // Standard option definitions do not include the definition for
-        // out option or we're searching for non-standard option. Try to
+        // our option or we're searching for non-standard option. Try to
         // find the definition among runtime option definitions.
         if (num_defs == 0) {
             range = runtime_idx.equal_range(opt_type);

src/lib/dhcp/tests/option_custom_unittest.cc

-// Copyright (C) 2012-2015 Internet Systems Consortium, Inc. ("ISC")
+// Copyright (C) 2012-2016 Internet Systems Consortium, Inc. ("ISC")
 //
 // This Source Code Form is subject to the terms of the Mozilla Public
 // License, v. 2.0. If a copy of the MPL was not distributed with this