Update to use std threads

Yay! Deleting code is nice.

ctru-rs/examples/futures-basic.rs

@@ -26,7 +26,7 @@ fn main() {
 
     let (exit_sender, mut exit_receiver) = futures::channel::oneshot::channel();
     let (mut timer_sender, mut timer_receiver) = futures::channel::mpsc::channel(0);
-    let executor_thread = ctru::thread::Builder::new()
+    let executor_thread = std::thread::Builder::new()
         .affinity(1)
         .spawn(move || {
             let mut executor = futures::executor::LocalPool::new();

ctru-rs/examples/futures-tokio.rs

@@ -25,7 +25,7 @@ fn main() {
         .build()
         .expect("Couldn't build runtime");
 
-    let runtime_thread = ctru::thread::Builder::new()
+    let runtime_thread = std::thread::Builder::new()
         // Run on the system core
         .affinity(1)
         // Use a bigger stack size. Default is 0x1000 but we'd easily overflow that.

ctru-rs/examples/thread-basic.rs

@@ -2,7 +2,6 @@ use ctru::console::Console;
 use ctru::gfx::Gfx;
 use ctru::services::apt::Apt;
 use ctru::services::hid::{Hid, KeyPad};
-use ctru::thread;
 
 use std::time::Duration;
 
@@ -14,11 +13,11 @@ fn main() {
     let gfx = Gfx::default();
     let _console = Console::init(gfx.top_screen.borrow_mut());
 
-    let prio = thread::current().priority();
+    let prio = ctru::thread::priority();
     println!("Main thread prio: {}\n", prio);
 
     for ix in 0..3 {
-        thread::Builder::new()
+        std::thread::Builder::new()
             .priority(prio - 1)
             .spawn(move || {
                 let sleep_duration: u64 = 1000 + ix * 250;
@@ -26,7 +25,7 @@ fn main() {
                 loop {
                     println!("Thread{ix} says {i}");
                     i += 1;
-                    thread::sleep(Duration::from_millis(sleep_duration));
+                    std::thread::sleep(Duration::from_millis(sleep_duration));
                 }
             })
             .unwrap();

ctru-rs/examples/thread-locals.rs

@@ -28,7 +28,7 @@ fn main() {
         println!("Value on main thread after mutation: {}", local.borrow());
     });
 
-    ctru::thread::Builder::new()
+    std::thread::Builder::new()
         .affinity(1)
         .spawn(move || {
             MY_LOCAL.with(|local| {

ctru-rs/src/lib.rs

@@ -14,7 +14,7 @@ pub fn init() {
 
     use std::panic::PanicInfo;
 
-    let main_thread = thread::current().id();
+    let main_thread = std::thread::current().id();
 
     // Panic Hook setup
     let default_hook = std::panic::take_hook();
@@ -22,7 +22,7 @@ pub fn init() {
         default_hook(info);
 
         // Only for panics in the main thread
-        if main_thread == thread::current().id() && console::Console::exists() {
+        if main_thread == std::thread::current().id() && console::Console::exists() {
             println!("\nPress SELECT to exit the software");
             let hid = services::hid::Hid::init().unwrap();