release v0.3.0

Signed-off-by: Alexandra Iordache <[email protected]>

Author: Alexandra Iordache

CHANGELOG.md

@@ -1,4 +1,12 @@
-# [Unreleased]
+# v0.3.0
+
+## Changed
+
+- Updated to Rust version 2021.
+- Dependencies are now specified by caret, so that they're no longer
+  automatically updated when new ones are published.
+- The `Display` implementations for the `EventFd` and `Epoll` variants of the
+  `Error` type now contain the inner error message as well.
 
 ## Added
 

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "event-manager"
-version = "0.2.1"
+version = "0.3.0"
 description = "Abstractions for implementing event based systems"
 keywords = ["events"]
 repository = "https://github.com/rust-vmm/event-manager"