Fix missing copyright statement in ChangeScreen2 code

This new file was refactored from elsewhere and I missed adding the
copyright header. Shame on me. Its still only my code so I hereby
assert its Apache License 2.0. :-)

Change-Id: Ife4918fb32d62369e1c74c8260652be764428f01

gerrit-gwtui/src/main/java/com/google/gerrit/client/change/Reload.java

@@ -1,3 +1,17 @@
+// Copyright (C) 2013 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
 package com.google.gerrit.client.change;
 
 import com.google.gerrit.client.Gerrit;

gerrit-gwtui/src/main/java/com/google/gerrit/client/change/ReplyAction.java

@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-
 package com.google.gerrit.client.change;
 
 import com.google.gerrit.client.changes.ChangeInfo;

gerrit-gwtui/src/main/java/com/google/gerrit/client/change/Topic.java

@@ -12,7 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-
 package com.google.gerrit.client.change;
 
 import com.google.gerrit.client.changes.ChangeApi;