Put keyboard into subdir

keyboard/keyboard.rs

@@ -0,0 +1,14 @@
+
+#![feature(lang_items, start, no_core)]
+#![no_core]
+#![no_main]
+
+#[no_mangle]
+pub extern fn rust_get_int() -> i32 {
+    return 16;
+}
+
+#[lang = "eh_personality"] extern fn eh_personality() {}
+#[lang = "panic_fmt"] fn panic_fmt() -> ! { loop {} }
+#[lang = "sized"] trait Sized {}
+#[lang = "copy"] trait Copy {}