shells/zsh

[jreynolds1729_gmail.com]

Summary

Move global zsh configurations files from /usr/local/etc to /usr/local/etc/zsh

Keep default behavior with option ETCDIR

[bapt]

I get the what, but I don't get the why ? why would we want to do that, you are the first one proposing such change in a decade at least

[jreynolds1729_gmail.com]

I don't think it is a wild change, zsh files in a dedicated zsh folder, that's all there is to it.