MNT: Re-rendered with conda-smithy 3.1.4 and pinning 2018.05.07

[looooo]

Thank you for pull request.

Below are a few things we ask you kindly to self-check before getting a review.

• [x] Used a fork of the feedstock to propose changes
• [x] Bump the build number (if the version is unchanged)
• [x] Reset the build number to 0 (if the version changed)
• [x] Re-render with the latest conda-smithy
• [x] Ensure the license file is being packaged.

Please note any issues this fixes using closing keywords:

Please add any other relevant info below:

[conda-forge-linter]

Hi! This is the friendly automated conda-forge-linting service.

I just wanted to let you know that I linted all conda-recipes in your PR (recipe) and found it was in an excellent condition.

[looooo]

remeber to increase the build number before merging!