m0r13/mapcrafter — pull request #11 by agrif (2013-04-06 00:30:42+00:00)
Title: moved png_set_add_alpha to before png_read_update_info

On my system, you need to call png_read_update_info after png_set_add_alpha or
block textures without an alpha channel will fail to load with "sequential row
overflow".

Also I added a missing delete[].