aquatic_udp: rename glommio feature to "io_uring", remove from default

TODO.md

@@ -1,7 +1,6 @@
 # TODO
 
 * aquatic_udp glommio
-  * disable by default!
   * consider adding ConnectedScrapeRequest::Scrape(PendingScrapeRequest)
     containing TransactionId and BTreeMap<usize, InfoHash>, and same for
     response

aquatic_udp/Cargo.toml

@@ -15,8 +15,7 @@ path = "src/lib/lib.rs"
 name = "aquatic_udp"
 
 [features]
-default = ["with-glommio"]
-with-glommio = ["glommio", "futures-lite"]
+io_uring = ["glommio", "futures-lite"]
 
 [dependencies]
 anyhow = "1"

aquatic_udp/src/lib/lib.rs

@@ -10,7 +10,7 @@ use cfg_if::cfg_if;
 
 pub mod common;
 pub mod config;
-#[cfg(all(feature = "with-glommio", target_os = "linux"))]
+#[cfg(all(feature = "io_uring", target_os = "linux"))]
 pub mod glommio;
 pub mod mio;
 
@@ -21,7 +21,7 @@ pub const APP_NAME: &str = "aquatic_udp: UDP BitTorrent tracker";
 
 pub fn run(config: Config) -> ::anyhow::Result<()> {
     cfg_if! {
-        if #[cfg(all(feature = "with-glommio", target_os = "linux"))] {
+        if #[cfg(all(feature = "io_uring", target_os = "linux"))] {
             glommio::run(config)
         } else {
             mio::run(config)