Fix nav-bar become blank when drag to back (only iOS)
Fix nav-bar become blank when drag to back (only iOS)

cobit-wallet/cobit,msalcala11/copay,Bitcoin-com/Wallet,Kirvx/copay,ObsidianCryptoVault/copay,Bitcoin-com/Wallet,fr34k8/copay,Groestlcoin/GroestlPay,Bitcoin-com/Wallet,janko33bd/copay,bitjson/copay,Kirvx/copay,dabura667/copay,Groestlcoin/GroestlPay,bitchk-wallet/copay,Kirvx/copay,matiu/copay,Bitcoin-com/Wallet,bitjson/copay,Groestlcoin/GroestlPay,cmgustavo/copay,ObsidianCryptoVault/copay,cmgustavo/copay,gabrielbazan7/copay,cobit-wallet/cobit,Groestlcoin/GroestlPay,fr34k8/copay,bitjson/copay,Kirvx/copay,janko33bd/copay,gabrielbazan7/copay,matiu/copay,hideoussquid/aur-copay,cobit-wallet/cobit,hideoussquid/aur-copay,bitchk-wallet/copay,gabrielbazan7/copay,gabrielbazan7/copay,hideoussquid/aur-copay,matiu/copay,ObsidianCryptoVault/copay,ajp8164/copay,ajp8164/copay,fr34k8/copay,ObsidianCryptoVault/copay,janko33bd/copay,bitjson/copay,dabura667/copay,fr34k8/copay,cmgustavo/copay,ajp8164/copay,msalcala11/copay,dabura667/copay,cmgustavo/copay,bitchk-wallet/copay,matiu/copay,hideoussquid/aur-copay,msalcala11/copay,msalcala11/copay