Vendor dependencies for 0.3.0 release

vendor/tracing-oslog/src/lib.rs

@@ -0,0 +1,18 @@
+#![deny(
+	clippy::complexity,
+	clippy::correctness,
+	clippy::perf,
+	clippy::style,
+	clippy::suspicious
+)]
+cfg_if::cfg_if! {
+	if #[cfg(target_vendor = "apple")] {
+		mod ffi;
+		mod logger;
+		mod visitor;
+		pub use logger::*;
+	} else {
+		mod stub;
+		pub use stub::*;
+	}
+}