amount.h: update license, add header end comment + rem from util.h

src/amount.h

@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
-// Distributed under the MIT/X11 software license, see the accompanying
+// Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
 #ifndef BITCOIN_AMOUNT_H
@@ -10,4 +10,4 @@
 
 typedef int64_t CAmount;
 
-#endif
+#endif //  BITCOIN_AMOUNT_H

src/util.h

@@ -14,7 +14,6 @@
 #include "config/bitcoin-config.h"
 #endif
 
-#include "amount.h"
 #include "compat.h"
 #include "tinyformat.h"
 #include "utiltime.h"