Fixup some tables. Restore the equivalence between readable

single-pass iterator and input iterator by restricting the allowed
return type of r++.


[SVN r19091]

libs/iterator

@@ -1 +1 @@
-Subproject commit dfc43d81cf61d4d9b7e4475979151b550838cad1
+Subproject commit b0aef5a66d7a1fe03fbfaa04fcdae320da727275