Changed name of myshell.l to shell.l
Moved files to shell dir
Merge branch 'master' of github.com:egall/OS-code
I changed some shit on my mac I shouldn't have.
Smalle changes debug
Got exit working, starting on others
Added chdir() and exit() along with basic execvp()
Added skeleton code for redirects
Got output redirects working
Got pipe() working with hardcoded values
Added files for filesystem project