Fix blockchain_explorer formatting
Fix blockchain_explorer formatting


Former-commit-id: 1343e2274a77d82bc8f737bb762b22ad2b1b51e8
exonum/exonum,alekseysidorov/exonum,alekseysidorov/exonum,alekseysidorov/exonum,exonum/exonum,exonum/exonum,alekseysidorov/exonum,exonum/exonum