daemon: print human friendly timestamp too

src/daemon/rpc_command_executor.cpp

@@ -66,7 +66,7 @@ namespace {
   void print_block_header(cryptonote::block_header_response const & header)
   {
     tools::success_msg_writer()
-      << "timestamp: " << boost::lexical_cast<std::string>(header.timestamp) << std::endl
+      << "timestamp: " << boost::lexical_cast<std::string>(header.timestamp) << " (" << tools::get_human_readable_timestamp(header.timestamp) << ")" << std::endl
       << "previous hash: " << header.prev_hash << std::endl
       << "nonce: " << boost::lexical_cast<std::string>(header.nonce) << std::endl
       << "is orphan: " << header.orphan_status << std::endl
@@ -569,7 +569,7 @@ bool t_rpc_command_executor::print_blockchain_info(uint64_t start_block_index, u
     if (!first)
       tools::msg_writer() << "" << std::endl;
     tools::msg_writer()
-      << "height: " << header.height << ", timestamp: " << header.timestamp
+      << "height: " << header.height << ", timestamp: " << header.timestamp << " (" << tools::get_human_readable_timestamp(header.timestamp) << ")"
       << ", size: " << header.block_size << ", weight: " << header.block_weight << ", transactions: " << header.num_txes << std::endl
       << "major version: " << (unsigned)header.major_version << ", minor version: " << (unsigned)header.minor_version << std::endl
       << "block id: " << header.hash << ", previous block id: " << header.prev_hash << std::endl