Julia v1.1 support

[iblislin]

Julia v1.1 just release .... about 3hr ago.
https://github.com/JuliaLang/julia/releases/tag/v1.1.0

[mxnet-label-bot]

Hey, this is the MXNet Label Bot.
Thank you for submitting the issue! I will try and suggest some labels so that the appropriate MXNet community members can help resolve it.
Here are my recommended labels: Bug

[frankfliu]

@mxnet-label-bot add [feature request]

[eric-haibin-lin]

Hi @iblis17, is Julia 0.7 support for MXNet complete?

[iblislin]

yeah, the PR #12845 has been merged. It will be published with 1.5.x release.

[eric-haibin-lin]

We should let the Julia community know this awesome work!

[lewisl]

Running 1.5.0 on Julia 1.1. Only did the tutorial mnist example so far--all worked well. Will dig in more in the coming weeks.