added Hole struct and some global variables
changed Hole struct logic and changes to my_malloc
my_malloc working for first-fit
my_free creates a new hole and gets size from header
began working on merging holes
added merge_holes function
holes are now sorted by increasing address
some comments
working first-fit and holes merging correctly
comments
final commit
final commit for real
best-fit working
worst-fit working
fixed free size and started buddy-system
update my_malloc for buddy-system
created buddy-system free
working buddy-system
added size check in buddy-merge else clause
some cleanup