Merge #46

46: Use new optional dependency feature syntax making serde truly optional r=Veykril a=Veykril

Fixes #42
bors r+

Co-authored-by: Lukas Wirth <[email protected]>

Author: bors[bot]

Cargo.toml

@@ -18,4 +18,4 @@ serde = { version = "1.0.136", features = ["derive"] }
 
 [features]
 default = ["std"]
-std = ["serde/std"]
+std = ["serde?/std"]