Release v0.4.0

This release aligns its dependencies with rust-vmm's vhost
infrastructure by moving to virtio-queue v0.3.0 and relaxing the
vm-memory dependency to require ">=0.7".

Signed-off-by: Sergio Lopez <slp@redhat.com>

Author: slp

CHANGELOG.md

@@ -9,6 +9,13 @@
 
 ### Deprecated
 
+## v0.4.0
+
+### Changed
+
+- Moved to rust-vmm/virtio-queue v0.3.0
+- Relaxed rust-vmm/vm-memory dependency to require ">=0.7"
+
 ## v0.3.0
 
 ### Changed

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "vhost-user-backend"
-version = "0.3.0"
+version = "0.4.0"
 authors = ["The Cloud Hypervisor Authors"]
 keywords = ["vhost-user", "virtio"]
 description = "A framework to build vhost-user backend service daemon"