rustc-ap-serialize 436.0.0

Automatically published version of the package `serialize` in the rust-lang/rust repository from commit 96d700f1b7bc9c53fa0d11567adb1ed2c1c27e79 The publishing script for this crate lives at: https://github.com/alexcrichton/rustc-auto-publish

Support code for encoding and decoding types.