Merge pull request rust-lang#2497 from ehuss/bump-version

Update to 0.4.43

Merge pull request rust-lang#2474 from ehuss/bump-version

Update to 0.4.42

Merge pull request rust-lang#2470 from ehuss/update-deps

Update dependencies

Merge pull request rust-lang#2389 from ehuss/bump-version

Update to 0.4.40

Merge pull request rust-lang#2385 from ehuss/bump-version

Update to 0.4.39

Merge pull request rust-lang#2382 from ehuss/bump-version

Update to 0.4.38

Merge pull request rust-lang#2312 from ehuss/bump-version

Update to 0.4.37

Merge pull request rust-lang#2253 from ehuss/bump-version

Update to 0.4.36

Merge pull request rust-lang#2206 from ehuss/bump-version

Update to 0.4.35

Merge pull request rust-lang#2158 from ehuss/bump-version

Update to 0.4.34