Add a SelectorErrorCode to segment_not_present in IDT (#274)
Add a SelectorErrorCode to segment_not_present in IDT (#274)

* add a SelectorErrorCode

* remove the breaking change

* make SelectorErrorCode methods pub

* Derive clone and copy for SelectorErrorCode

* Make Descriptor table public say where it is used

* update doc comment

* added a new to SelectorErrorCode

* Derive more

* Update src/structures/idt.rs

Co-authored-by: Joseph Richey <67375db259c1a87aaeeea78aea7e047133739b24@gmail.com>
phil-opp/rust-x86_64