public void removeHex(Coords coords){
  coordinates.remove(coords);
  currentCF.remove(coords);
  phaseCF.remove(coords);
  collapsedHexes++;
}

public void removeHex ( Coords coords ) { coordinates . remove ( coords ) ; currentCF . remove ( coords ) ; phaseCF . remove ( coords ) ; collapsedHexes ++ ; }
remove one building hex from the building
