message: Fix option conflict and change default values
diff: @@ -36,13 +36,23 @@ struct Args {
  #[structopt(default_value = "[::]:4433")]
  hosts: Vec<String>,
  - #[structopt(name = "encoder-table-size", short = "e", long, default_value = "128")]
  + #[structopt(
  + name = "encoder-table-size",
  + short = "e",
  + long,
  + default_value = "16384"
  + )]
  max_table_size_encoder: u64,
  - #[structopt(name = "decoder-table-size", short = "d", long, default_value = "128")]
  + #[structopt(
  + name = "decoder-table-size",
  + short = "f",
  + long,
  + default_value = "16384"
  + )]
  max_table_size_decoder: u64,
  - #[structopt(short = "b", long, default_value = "128")]
  + #[structopt(short = "b", long, default_value = "10")]
  max_blocked_streams: u16,
  #[structopt(
  