`0.3.15` Release

[emmaccode]

@JuliaRegistrator register

Release notes:
0.3.15 is a minor patch that fixes a few things with Toolips and the latest Julia. The newer versions of Julia introduced new world-age semantics that made 0.3.14 non-functional. This patch finally visits the issue and provides a quick imperfect fix.

[JuliaRegistrator]

Registration pull request created: JuliaRegistries/General/145162

Tagging

After the above pull request is merged, it is recommended that a tag is created on this repository for the registered package version.

This will be done automatically if the Julia TagBot GitHub Action is installed, or can be done manually through the github interface, or via:

git tag -a v0.3.15 -m "<description of version>" f8140a474faf0c945758e59a8ae1ac2438aac7cd
git push origin v0.3.15