Add command-line option for printing version and commit info

aquatic_ws_load_test/src/main.rs

@@ -23,6 +23,7 @@ static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
 pub fn main() {
     aquatic_cli_helpers::run_app_with_cli_and_config::<Config>(
         "aquatic_ws_load_test: WebTorrent load tester",
+        env!("CARGO_PKG_VERSION"),
         run,
         None,
     )