Put args mentioned in docs in backticks
Put args mentioned in docs in backticks

warning: you should put `in_data` between ticks in the documentation
  --> src/deflate.rs:22:5
   |
22 | /// in_data: the input bytes
   |     ^^^^^^^^
   |
   = note: #[warn(doc_markdown)] on by default
   = help: for further information visit
https://github.com/Manishearth/rust-clippy/wiki#doc_markdown

carols10cents/zopfli,carols10cents/zopfli