code style improvements for src/rust/protover/ffi.rs
Was reading through src/rust/protover/ffi.rs
and made a few changes along the way. Here's my git branch:
https://github.com/frewsxcv/tor/compare/frewsxcv-stringlist-refactor
Each change is isolated to its own commit.
Trac:
Username: frewsxcv