imitate linux int 0-16 handler rewrite them, but it not work under if already in kernel stack
commit for add the keybard read handler,now have can use the keyboard to type string,but i have a implict bug in the interrupt, I will be fix it for last reappear
modify the interrupt by the common way, I think the interrupt handler become more robust
update the die routine for reserved interrupt
commit for fix the implict bug, because i set the system call is Trap Gate,so while saving REGS, maybe interrupt be other. the REGS is destory, so system DOWN