Closed (moved)
Upgrade Go to 1.7.3
Blog post: https://blog.golang.org/go1.7 (2016-08-15).
We are on 1.6.3 now.
Past tickets: #18333 (moved) 1.6.2, #19703 (moved) 1.6.3
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information