message: [docs] Fix configuration
diff: @@ -92,8 +92,8 @@ Environment-specific parameters
  - ``vote_delay`` \* is a waiting time in milliseconds before sending vote to the
  next peer. Optimal value depends heavily on the amount of Iroha peers in the
  - network (higher amount of nodes requires longer ``vote_delay``). We recommend
  - to start with 100-1000 milliseconds.
  + network (higher amount of nodes requires longer ``vote_delay``). ** We strongly recommend
  + to set it to at least one second - otherwise when some of the peers are not easily reachable, the chain of blocks will grow very slowly or even stop growing.**
  **This parameter only affects consensus mechanism.** If your network is fast - you are good and this parameter does not effect your network much. But if your network is on a slower side, increase it to give more time for the peers to respond.
  - ``mst_enable`` enables or disables multisignature transaction network
  @@ -108,7 +108,7 @@ Environment-specific parameters
  (in minutes).
  The default value is 1440.
  -- ``max_rounds_delay`` \* is an optional parameter specifying the maximum delay
  +- ``proposal_creation_timeout`` (previously - ``max_rounds_delay``)\* is an optional parameter specifying the maximum delay
  between two consensus rounds (in milliseconds).
  The default value is 3000.
  When Iroha is idle, it gradually increases the delay to reduce CPU, network
  