Change shell prompt to 'YESOS' from '391OS'
Add type information to queue.h
Add file_sys check. Update printed prompts/info. Add sleep function. Refactor fs_init to use passed in boot_block pointer.
Fix keyboard buffer handling when we're not in a term_read
Remove unused code and fix character
Fix keyboard initialization on real hardware
Fix issues that arose from custom filesys_img, copy script from class directory that does it for us properly.
Fix formatting, spaces vs. tabs, and add sections to headers
Rename force_reboot to triple_fault
Fix issue with clearing/setting interrupts
Remove magic constants
Add null checks
Refactor sys_open to use fops tables; validate pointers in sys_{exec,getargs}
Fix bug where virtual rtc would tick immediately upon being opened
Prefer puts to printf when not actually doing any formatting
Fix issue with virtual rtc where using frequency macros resulted in incorrect frequencies
Implement functions for saving and restoring video memory
Rename screen functions
Implement process bitmap
Fix header issue where static inlines needed global variables