scripted-diff: Rename wallet database classes

-BEGIN VERIFY SCRIPT-

sed -i 's/\<CWalletDBWrapper\>/BerkeleyDatabase/g' src/wallet/db.h src/wallet/db.cpp
sed -i '/statuses/i/** Backend-agnostic database type. */\nusing WalletDatabase = BerkeleyDatabase\;\n' src/wallet/walletdb.h
ren() { git grep -l "\<$1\>" 'src/*.cpp' 'src/*.h' ':(exclude)*dbwrapper*' test | xargs sed -i "s:\<$1\>:$2:g"; }
ren CDBEnv           BerkeleyEnvironment
ren CDB              BerkeleyBatch
ren CWalletDBWrapper WalletDatabase
ren CWalletDB        WalletBatch
ren dbw              database
ren m_dbw            m_database
ren walletdb         batch
ren pwalletdb        batch
ren pwalletdbIn      batch_in
ren wallet/batch.h   wallet/walletdb.h
ren pwalletdbEncryption encrypted_batch

-END VERIFY SCRIPT-

src/wallet/test/wallet_test_fixture.cpp

@@ -9,7 +9,7 @@
 #include <wallet/wallet.h>
 
 WalletTestingSetup::WalletTestingSetup(const std::string& chainName):
-    TestingSetup(chainName), m_wallet("mock", CWalletDBWrapper::CreateMock())
+    TestingSetup(chainName), m_wallet("mock", WalletDatabase::CreateMock())
 {
     bool fFirstRun;
     m_wallet.LoadWallet(fFirstRun);