Merge pull request #71 from auto-impl-rs/release-0.4.1

Release 0.4.1

Author: LukasKalbertodt

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "auto_impl"
-version = "0.4.0"
+version = "0.4.1"
 authors = [
     "Ashley Mannix <[email protected]>",
     "Lukas Kalbertodt <[email protected]>",