NEW: devel/clazy

Okay, before the year ends, here is a new port.

$ pkg/DESCR
---
cazy is a compiler plugin which allows clang to understand Qt semantics.
You get more than 50 Qt related compiler warnings, ranging from unneeded memory
allocations to misusage of API, including fix-its for automatic refactoring.
---

More infos: https://github.com/KDE/clazy

Works fine here on amd64. Ok to import?

Best regards and a healthy start into the New Year.

Rafael Sadowski