Revert "excluded iter 0 from saving"

This reverts commit d7e82be9.

.gitignore

-rules.txt
-config.c
 collide.c
 hpprp
 

hpprp.c

@@ -156,7 +156,7 @@ int main()
 		{
 		swap_buffers();
 
-		if (iter>0 && iter%SAVE_PERIOD==0) {
+		if (iter%SAVE_PERIOD==0) {
 			save(iter);
 			printf("%d/%d\r", iter, ITERS);
 			fflush(stdout);