[COPY] Update missing headers

Update copyright headers for:
- PPCoin
- Novacoin
- BlackCoin

COPYING

@@ -1,5 +1,8 @@
 Copyright (c) 2009-2015 Bitcoin Developers
 Copyright (c) 2014-2015 Dash Developers
+Copyright (c) 2011-2013 The PPCoin developers
+Copyright (c) 2013-2014 The NovaCoin Developers
+Copyright (c) 2014-2018 The BlackCoin Developers
 Copyright (c) 2015-2019 PIVX Developers
 
 Permission is hereby granted, free of charge, to any person obtaining a copy

contrib/devtools/copyright_header.py

@@ -121,6 +121,9 @@ def compile_copyright_regex(copyright_style, year_style, name):
     "The Dash Core developers\n",
     "The PIVX developers\n",
     "The PPCoin developers\n",
+    "The NovaCoin Developers",
+    "The BlackCoin Developers\n",
+    "The Blackcoin More developers\n",
 ]
 
 DOMINANT_STYLE_COMPILED = {}

src/chain.h

@@ -1,5 +1,8 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/init.cpp

@@ -1,6 +1,9 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/kernel.cpp

@@ -1,4 +1,6 @@
-// Copyright (c) 2012-2013 The PPCoin developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/kernel.h

@@ -1,4 +1,6 @@
-// Copyright (c) 2012-2013 The PPCoin developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/main.cpp

@@ -1,6 +1,9 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/main.h

@@ -1,6 +1,9 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.

src/miner.cpp

@@ -1,6 +1,9 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2014 The Bitcoin developers
 // Copyright (c) 2014-2015 The Dash developers
+// Copyright (c) 2011-2013 The PPCoin developers
+// Copyright (c) 2013-2014 The NovaCoin Developers
+// Copyright (c) 2014-2018 The BlackCoin Developers
 // Copyright (c) 2015-2019 The PIVX developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.