Make the default simulator qemu for project 2...4,
-rw-r--r-- 1233 AUTHORS
-rw-r--r-- 2917 EXPERIENCE
-rw-r--r-- 4583 LICENSE
-rw-r--r-- 244 Makefile
-rw-r--r-- 15371 TODO
drwxr-xr-x - doc
drwxr-xr-x - solutions
drwxr-xr-x - specs
drwxr-xr-x - src
drwxr-xr-x - tests