Make 2.1.1 release (#88)

* Make 2.1.1 release
** Provide release information
** Bump version

Author: kghbln

RELEASE-NOTES.md

@@ -1,5 +1,12 @@
 This file contains the RELEASE-NOTES of the **Semantic Cite** (a.k.a. SCI) extension.
 
+## 2.1.1
+
+Released on May 16, 2020.
+
+* #71 Fixed support for MediaWiki 1.31.x
+* Localization updates from https://translatewiki.net
+
 ## 2.1.0
 
 Released on August 18, 2019.

extension.json

@@ -1,6 +1,6 @@
 {
 	"name": "SemanticCite",
-	"version": "2.2.0-alpha",
+	"version": "2.1.1",
 	"author": [
         	"James Hong Kong"
 	],