[Fixed] Bugs found on Mojang Bug Report Posts (GIF image turned into a broken image)

The link MC-12363 has discovered GIF image, but turned into a broken image. Image link is https://bugs.mojang.com/secure/attachment/175109/175109_Water+source+pre8.gif

Result is incorrectly rendered as a GIF image turned into a broken image. This is the stupidly GIF image places. net::ERR_CONTENT_LENGTH_MISMATCH