V1.27.5.7 release

Closes %Eight release

1. New features/functions:
   • Power-up operation (and hive power info) now available in TUI - !297 (merged)
   • Added CLI authority management - !307 (merged)
   • Realtime input validation & overall inputs improvements including their look - !298 (merged)
2. Functional improvements:
   • Faster startup of clive embedded testnet environment - !281 (merged)
   • TUI "config" screen will now ask for activation before proceeding to "manage key aliases" screen (previously such a button was not displayed in an inactive mode) !302 (merged)
   • Update path input on the "select file" screen also when directory gets selected - !298 (merged)
   • Dynamically update placeholder in liquid asset amount input - !298 (merged)
3. Bugfixes:
   • Fixed crash when non-exisiting account was set as working/watched account - #128 (closed)
   • Fix the issue with confirm with password - !298 (merged)
   • Fix the situation when the same two cancel transfer from savings operations can be placed in the cart - !298 (merged)
   • Fix the calculation of expiring governance alarm - !315 (merged)
4. Internal
   • Use pre-generated block log in TUI tests - !308 (merged)