Remove macro_use and use explicit imports

src/interrupts.rs

@@ -4,7 +4,7 @@
 // problem we skip compilation of this module on Windows.
 #![cfg(not(windows))]
 
-use crate::gdt;
+use crate::{gdt, print, println};
 use pic8259_simple::ChainedPics;
 use spin;
 use x86_64::structures::idt::{ExceptionStackFrame, InterruptDescriptorTable};

src/lib.rs

@@ -1,7 +1,6 @@
 #![cfg_attr(not(test), no_std)] // don't link the Rust standard library
 #![feature(abi_x86_interrupt)]
 
-#[macro_use]
 pub mod vga_buffer;
 pub mod gdt;
 pub mod interrupts;