Bump version and amend notes to include latest PRs (#4634)

* Bump version and amend notes to include latest PRs
Signed-off-by: Miek Gieben <miek@miek.nl>

* Update notes/coredns-1.8.4.md
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>

* Update notes/coredns-1.8.4.md
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>

* Update notes/coredns-1.8.4.md
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>

* Update notes/coredns-1.8.4.md
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>

* Remove newline and set data anew
Signed-off-by: Miek Gieben <miek@miek.nl>
Co-authored-by: Chris O'Haver <cohaver@infoblox.com>

coremain/version.go

@@ -2,7 +2,7 @@ package coremain
 
 // Various CoreDNS constants.
 const (
-	CoreVersion = "1.8.3"
+	CoreVersion = "1.8.4"
 	coreName    = "CoreDNS"
 	serverType  = "dns"
 )

notes/coredns-1.8.4.md

@@ -3,13 +3,17 @@ title = "CoreDNS-1.8.4 Release"
 description = "CoreDNS-1.8.4 Release Notes."
 tags = ["Release", "1.8.4", "Notes"]
 release = "1.8.4"
-date = 2021-05-14T07:00:00+00:00
+date = 2021-05-28T07:00:00+00:00
 author = "coredns"
 +++
 
 The CoreDNS team has released
 [CoreDNS-1.8.4](https://github.com/coredns/coredns/releases/tag/v1.8.4). This release includes a
-bunch of bugfixes and a few enhancements, and a new (small) plugin called *minimal*.
+bunch of bugfixes and a few enhancements mostly in the *dnssec* and *kubernetes* plugins, and a new
+(small) plugin called *minimal*.
+
+It also include a fix when using the "reverse zone cidr syntax", e.g. 10.0.0.0/15, now return the proper
+set of reverse zones.
 
 ## Brought to You By
 
@@ -33,14 +37,17 @@ Yury Tsarev.
 ## Noteworthy Changes
 
 * core: fix reverse zones expansion (https://github.com/coredns/coredns/pull/4538)
+* plugins: fix Normalize (https://github.com/coredns/coredns/pull/4621)
+* reverse zone: make Normalize return proper reverse zones (https://github.com/coredns/coredns/pull/4621)
 * plugin/bind: Bind by interface name (https://github.com/coredns/coredns/pull/4522)
 * plugin/bind: Exclude interface or ip address  (https://github.com/coredns/coredns/pull/4543)
-* plugin/dnssec: heck for two days of remaining validity (https://github.com/coredns/coredns/pull/4606)
+* plugin/dnssec: Check for two days of remaining validity (https://github.com/coredns/coredns/pull/4606)
 * plugin/dnssec: interface type correction for `periodicClean` sig validity check (https://github.com/coredns/coredns/pull/4608)
 * plugin/dnssec: use entire RRset as key input (https://github.com/coredns/coredns/pull/4537)
+* plugin/etcd: Bump etcd to v3.5.0-beta.3 (https://github.com/coredns/coredns/pull/4638)
 * plugin/forward: Add upstream metadata (https://github.com/coredns/coredns/pull/4521)
 * plugin/health: add logging for local health request (https://github.com/coredns/coredns/pull/4533)
-* plugin/health: add logging for local health request (https://github.com/coredns/coredns/pull/4533)
+* plugin/kubernetes: consider nil ready as ready (https://github.com/coredns/coredns/pull/4632)
 * plugin/kubernetes: do endpoint/slice check in retry loop (https://github.com/coredns/coredns/pull/4492)
 * plugin/kubernetes: Exclude unready endpoints from endpointslices (https://github.com/coredns/coredns/pull/4580)
 * plugin/metrics: remove RR type (https://github.com/coredns/coredns/pull/4534)