Copyright header updates s/2013/2014 (only files modified in 2014).

Of the following 63 files that were commited in 2013, 13 of them had already been updated, so I just updated the copyright headers on 50 of them. Thanks @laanwj telling me to check.

```
1 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/addrman.cpp
2 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/alert.cpp
3 Last Git Modified:  Date:   Fri Jan 24 17:08:29 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/chainparams.cpp
4 Last Git Modified:  Date:   Fri Jan 17 14:20:43 2014 +0200  -  /Users/gubatron/workspace.frostwire/bitcoin/src/checkpoints.cpp
5 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/core.cpp
6 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/db.cpp
7 Last Git Modified:  Date:   Thu Jan 30 08:46:42 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/init.cpp
8 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/leveldbwrapper.cpp
9 Last Git Modified:  Date:   Sat Jan 11 17:28:34 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/main.cpp
10 Last Git Modified:  Date:   Sun Jan 26 21:50:15 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/miner.cpp
11 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/net.cpp
12 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/netbase.cpp
13 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/noui.cpp
14 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/protocol.cpp
15 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/bitcoin.cpp
16 Last Git Modified:  Date:   Wed Jan 29 14:41:41 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/bitcoinamountfield.cpp
17 Last Git Modified:  Date:   Wed Jan 22 14:47:33 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/bitcoingui.cpp
18 Last Git Modified:  Date:   Mon Jan 13 17:36:24 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/bitcoinstrings.cpp
19 Last Git Modified:  Date:   Fri Jan 10 11:43:29 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/intro.cpp
20 Last Git Modified:  Date:   Sun Feb 2 01:59:57 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/optionsmodel.cpp
21 Last Git Modified:  Date:   Sun Jan 26 06:37:17 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/receivecoinsdialog.cpp
22 Last Git Modified:  Date:   Sun Jan 26 06:37:17 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/recentrequeststablemodel.cpp
23 Last Git Modified:  Date:   Wed Jan 22 14:47:33 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/rpcconsole.cpp
24 Last Git Modified:  Date:   Wed Jan 29 14:41:41 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/sendcoinsdialog.cpp
25 Last Git Modified:  Date:   Wed Jan 22 09:46:15 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/splashscreen.cpp
26 Last Git Modified:  Date:   Sun Jan 26 21:50:15 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/transactiondesc.cpp
27 Last Git Modified:  Date:   Sun Jan 26 21:50:15 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/transactionrecord.cpp
28 Last Git Modified:  Date:   Mon Jan 6 16:30:19 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/transactiontablemodel.cpp
29 Last Git Modified:  Date:   Wed Jan 29 17:20:26 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/utilitydialog.cpp
30 Last Git Modified:  Date:   Wed Jan 22 13:18:57 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/walletmodel.cpp
31 Last Git Modified:  Date:   Tue Jan 28 09:38:10 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcdump.cpp
32 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcmisc.cpp
33 Last Git Modified:  Date:   Mon Jan 27 10:31:22 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcnet.cpp
34 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcprotocol.cpp
35 Last Git Modified:  Date:   Sat Jan 11 18:14:29 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcrawtransaction.cpp
36 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcserver.cpp
37 Last Git Modified:  Date:   Wed Jan 29 17:24:30 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcwallet.cpp
38 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/sync.cpp
39 Last Git Modified:  Date:   Thu Jan 23 14:18:26 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/test/accounting_tests.cpp
40 Last Git Modified:  Date:   Sun Jan 26 21:50:15 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/test/miner_tests.cpp
41 Last Git Modified:  Date:   Thu Jan 23 14:18:26 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/test/rpc_wallet_tests.cpp
42 Last Git Modified:  Date:   Thu Jan 9 11:35:38 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/test/util_tests.cpp
43 Last Git Modified:  Date:   Thu Jan 23 14:18:26 2014 -0500  -  /Users/gubatron/workspace.frostwire/bitcoin/src/test/wallet_tests.cpp
44 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/txdb.cpp
45 Last Git Modified:  Date:   Wed Jan 29 09:09:03 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/util.cpp
46 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/wallet.cpp
47 Last Git Modified:  Date:   Thu Jan 16 16:15:27 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/walletdb.cpp
48 Last Git Modified:  Date:   Wed Jan 29 16:08:22 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/clientversion.h
49 Last Git Modified:  Date:   Sat Jan 11 17:28:34 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/main.h
50 Last Git Modified:  Date:   Sat Jan 11 18:14:29 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/net.h
51 Last Git Modified:  Date:   Wed Jan 22 14:47:33 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/bitcoingui.h
52 Last Git Modified:  Date:   Mon Jan 13 14:16:48 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/guiconstants.h
53 Last Git Modified:  Date:   Mon Jan 13 17:09:48 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/paymentserver.h
54 Last Git Modified:  Date:   Sun Jan 26 06:37:17 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/receivecoinsdialog.h
55 Last Git Modified:  Date:   Tue Jan 28 10:48:41 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/recentrequeststablemodel.h
56 Last Git Modified:  Date:   Wed Jan 22 14:47:33 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/rpcconsole.h
57 Last Git Modified:  Date:   Wed Jan 8 08:59:24 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/splashscreen.h
58 Last Git Modified:  Date:   Thu Jan 16 16:05:44 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/utilitydialog.h
59 Last Git Modified:  Date:   Wed Jan 22 09:46:15 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/qt/walletmodel.h
60 Last Git Modified:  Date:   Fri Jan 17 16:32:35 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcprotocol.h
61 Last Git Modified:  Date:   Fri Jan 17 16:32:35 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/rpcserver.h
62 Last Git Modified:  Date:   Thu Jan 16 15:52:37 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/tinyformat.h
63 Last Git Modified:  Date:   Wed Jan 29 08:10:22 2014 +0100  -  /Users/gubatron/workspace.frostwire/bitcoin/src/util.h
```