Bump to 0.2.53

sunfishcode · sunfishcode · commit 6ec8c23e5e5a · 2019-04-26T00:21:50.000-07:00
This adds more WASI support, and in particular adds support for WASI being a target_os rather than a target_env, which relates to this PR: rust-lang/rust#60117
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "libc"
-version = "0.2.52"
+version = "0.2.53"
 authors = ["The Rust Project Developers"]
 license = "MIT OR Apache-2.0"
 readme = "README.md"
