So I force updated my game earlier and I discovered the rendering lines were back, the ones that came about from the texture stitching in 1.5. So I've been trying to figure out why.
MC-13411
Minecraft stitching lines
Resolved
Duplicate
0
66th Duplicate of MC-1794, please use the search function to see if your bug has already been submitted. Currently over 55% of tickets are being closed as duplicate.