Added code to get the consoles to be split into their own

Fixed issue where exiting a shell would not close the parent console properly
Changed the way the consoles are linked to the processes by making it a pointer to the console
Added all the console changes for the above
Added a slow maze drawing program similar to the c64 version

proc.h

@@ -48,7 +48,7 @@ struct proc {
     struct file *ofile[NOFILE];  // Open files
     struct inode *cwd;           // Current directory
     char name[16];               // Process name (debugging)
-    uint consoleIndex;
+    struct vconsole* consoleptr;
     char title[20];
 };