v0.5.4

Release notes:

• Devices: (⚠️ Experimental) Support Bitcoin Core hot wallets (#210) (@ben-kaufman)
• Bugfix: Fix issues with Bitcoin Core calls timing out (#214) (@stepansnigirev)
• Bugfix: Fix issues with non standard keys (#209) (@stepansnigirev)
• Refactoring: Refactor HWI Javascript code (#213) (@stepansnigirev)
• UI: Add new exception handler page to give information about errors (#211) (@stepansnigirev)
• UI: Improve keys table (#218) (@stepansnigirev)