removed kod\util\astarnode.kod, no longer needed

blakserv\astar.c:
  CreatePath() now returns int to pass list ID to Kod code
  Removed old commented out code
  Created path creation while loop
  Created list creation while loop that created a Kod list
  Added calls to Free memory

blakserv\astar.h:
  CreatePath() stub updated

blakserv\ccode.c:
  C_CreatePath() now returns CreatePath() to send the list ID into Kod

kod\object\active\kolder\nomoveon\battler\monster.kod:
  replaced usage of AStarNode with list of coordinates [row, col]

kod\util\astar.kod:
  updated comment, corrected RemovePath() code

kod\util\astarpath.kod:
  Removed all path calculation mechanisms, added a few debug messages,
  attempt at making DebugApples work (they appear but throw list errors)
  CalculateStep() now passes a list of [row, col] instead of an astarnode
  Constructor() now simply calls CreateAstarPath(), which returns a plPath

kod\util\makefile:
  removed astarnode