Update rust-png to support libpng 1.2.

This commit is contained in:
Jack Moffitt 2013-07-16 15:58:44 -06:00
parent a4578726c9
commit 97173107e2

@ -1 +1 @@
Subproject commit 8cf4744b6c17a1df5f4f056313d32fb6e5af959e
Subproject commit 1d24ffad5caed4c2b28240f78f3e036558a97912