misc: bump version and add description

BugenZhao · BugenZhao · commit b8d5c2674a2a · 2021-01-18T09:37:04.000Z
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,7 @@
 [package]
 name = "flashroute_rs"
-version = "0.2.4"
+description = "A reproduction and enhancement of `FlashRoute: Efficient Traceroute on a Massive Scale (ACM IMC'20)` in Rust."
+version = "0.2.5"
 authors = [
     "Bugen Zhao <i@bugenzhao.com>",
     "Zhengdong Wang <lnwzd2009@sjtu.edu.cn>",
diff --git a/src/opt.rs b/src/opt.rs
@@ -5,6 +5,7 @@ use crate::error::*;
 use crate::utils;
 
 #[derive(Debug, StructOpt)]
+#[structopt(about)]
 pub struct Opt {
     // Preprobing
     #[structopt(long, default_value = "32")]
