Add some bugfix notes.

Source/drlg_l2.cpp

@@ -1298,6 +1298,7 @@ void DefineRoom(int nX1, int nY1, int nX2, int nY2, BOOL ForceHW)
 
 	if (ForceHW == TRUE) {
 		for (i = nX1; i < nX2; i++) {
+			/// BUGFIX: Should loop j between nY1 and nY2 instead of always using nY1.
 			while (i < nY2) {
 				dflags[i][nY1] |= DLRG_PROTECTED;
 				i++;

Source/drlg_l3.cpp

@@ -1307,6 +1307,7 @@ void DRLG_L3PlaceRndSet(const BYTE *miniset, int rndper)
 			kk = sw * sh + 2;
 			if (miniset[kk] >= 84 && miniset[kk] <= 100 && found == TRUE) {
 				// BUGFIX: accesses to dungeon can go out of bounds
+				// BUGFIX: Comparisons vs 100 should use same tile as comparisons vs 84.
 				if (dungeon[sx - 1][sy] >= 84 && dungeon[sx - 1][sy] <= 100) {
 					found = FALSE;
 				}