**work load from 21.8.2 to 21.11.0:** - LL-7776 Reduce number of syncSuccess events tracked (#1048) - Update polkadot libs (#1462) - Updated min version for Polkadot and Elrond apps (#1481) - Cache the network call to fetch polkadot metadata (#1480) - LL-6995 Add Platform exchange device actions and commands (#1363) - LL-7728 update stellar sdk (#1472) - LL-7233 - SWAP - Fix the sort algorithm from usePickDefaultAccount hook (#1433) - Update ledgerjs versions with latest erc20 **Experimental / not enabled in production** - Elrond hash signing support (#1482) - Experimental taproot support via btcjs (experimental currency implementation)