It seems the strings in `qt/bitcoin.cpp` are not translated.

E.g. `qt/bitcoin-qt -lang=cz -datadir=/tmp/a2` gives me a warning in English that the datadir does not exist.

QT_TRANSLATE_NOOP("bitcoin-core", "Rewinding blocks..."),
QT_TRANSLATE_NOOP("bitcoin-core", "Run in the background as a daemon and accept commands"),
QT_TRANSLATE_NOOP("bitcoin-core", "Send trace/debug info to console instead of debug.log file"),
QT_TRANSLATE_NOOP("bitcoin-core", "Send transactions as zero-fee transactions if possible (default: %u)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Send transactions with full-RBF opt-in enabled (default: %u)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Set database cache size in megabytes (%d to %d, default: %d)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Set key pool size to <n> (default: %u)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Set maximum BIP141 block weight (default: %d)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Set maximum block size in bytes (default: %d)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Set the number of threads to service RPC calls (default: %d)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Show all debugging options (usage: --help -help-debug)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Shrink debug.log file on client startup (default: 1 when no -debug)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Signing transaction failed"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify configuration file (default: %s)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify connection timeout in milliseconds (minimum: 1, default: %d)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify data directory"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify pid file (default: %s)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify wallet file (within data directory)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Specify your own public address"),
QT_TRANSLATE_NOOP("bitcoin-core", "Spend unconfirmed change when sending transactions (default: %u)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Starting network threads..."),
QT_TRANSLATE_NOOP("bitcoin-core", "The source code is available from %s."),
QT_TRANSLATE_NOOP("bitcoin-core", "The transaction amount is too small to pay the fee"),
QT_TRANSLATE_NOOP("bitcoin-core", "The wallet will avoid paying less than the minimum relay fee."),
QT_TRANSLATE_NOOP("bitcoin-core", "This is experimental software."),
QT_TRANSLATE_NOOP("bitcoin-core", "This is the minimum transaction fee you pay on every transaction."),
QT_TRANSLATE_NOOP("bitcoin-core", "This is the transaction fee you will pay if you send a transaction."),
QT_TRANSLATE_NOOP("bitcoin-core", "Threshold for disconnecting misbehaving peers (default: %u)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Tor control port password (default: empty)"),
QT_TRANSLATE_NOOP("bitcoin-core", "Tor control port to use if onion listening enabled (default: %s)"),