Some fixes have been made for left and right keys
QUANTA was defined for a running procedure
Now os supports scheduling policy (DEFAULT, FIFO)
xv6 stuck in loop in FRR mode, merge with dror
Now os supports scheduling policy (DEFAULT, FIFO, FCFS)
FCFS - First Come First Served
Code Refactored
working with xv6 usertests, locating zombie exits error
Merge with Eldar
before merge, 3.1 , 3.2 , 3.3 , 4.1 all tested
FRRsanity tests where added
Merge with eldar
FRRsanity working fine
Merge branch 'master' of https://github.com/drorventura/OperatingSystems

* 'master' of https://github.com/drorventura/OperatingSystems:
  Merge with eldar

mereg with dror
finished working on 4.2 - all working well and tested, weired behavior on AVGturnaroundtimeG1, will not update, found a bypass by using AVGturnaroundtime - AVGturnaroundtimeG0