GUI merges @guimerges@x0f.org

[gui] Merged PR from hebasto: refactor: Make BitcoinCore class reusable https://github.com/bitcoin-core/gui/pull/381

[gui] Merged PR from hebasto: Emit dataChanged signal to dynamically re-sort Peers table https://github.com/bitcoin-core/gui/pull/375

[gui] Merged PR from hebasto: Draw "eye" sign at the beginning of watch-only addresses https://github.com/bitcoin-core/gui/pull/365

[gui] Merged PR from hebasto: Translations update https://github.com/bitcoin-core/gui/pull/377

[gui] Merged PR from luke-jr: Add keyboard shortcuts to context menus https://github.com/bitcoin-core/gui/pull/362

[gui] Merged PR from hebasto: refactor: Signal-slot connections cleanup https://github.com/bitcoin-core/gui/pull/333

[gui] Merged PR from ryanofsky: Fix gui segfault caused by bitcoin/bitcoin#22216 https://github.com/bitcoin-core/gui/pull/361

[gui] Merged PR from Sjors: UI external signer support (e.g. hardware wallet) https://github.com/bitcoin-core/gui/pull/4

[gui] Merged PR from hebasto: Handle peer addition/removal in a right way https://github.com/bitcoin-core/gui/pull/164

[gui] Merged PR from hebasto: refactor: Optimize signal-slot connections logic https://github.com/bitcoin-core/gui/pull/29

[gui] Merged PR from hebasto: Save/restore column sizes of the tables in the Peers tab https://github.com/bitcoin-core/gui/pull/256

[gui] Merged PR from jarolrod: Make console buttons look clickable https://github.com/bitcoin-core/gui/pull/329

[gui] Merged PR from hebasto: Align numbers in the "Peer Id" column to the right https://github.com/bitcoin-core/gui/pull/325

[gui] Merged PR from hebasto: Translations update https://github.com/bitcoin-core/gui/pull/351

[gui] Merged PR from hebasto: rpc: Do not accept command while executing another one https://github.com/bitcoin-core/gui/pull/123

[gui] Merged PR from hebasto: Make RPC console welcome message translation-friendly https://github.com/bitcoin-core/gui/pull/331

[gui] Merged PR from hebasto: Add access to the Peers tab from the network icon https://github.com/bitcoin-core/gui/pull/309

[gui] Merged PR from hebasto: Improve the GUI responsiveness when progress dialogs are used https://github.com/bitcoin-core/gui/pull/343

[gui] Merged PR from hebasto: Support runtime appearance adjustment on macOS https://github.com/bitcoin-core/gui/pull/275

[gui] Merged PR from hebasto: English translations update https://github.com/bitcoin-core/gui/pull/346