Update Changelog and version

Author: KochTobi

CHANGELOG.rst

@@ -13,7 +13,7 @@ This project adheres to `Semantic Versioning <https://semver.org/>`_.
 
 **Dependencies**
 
-* `vaadin:7.7.17` ->  `vaadin:7.7.28`
+* `com.vaadin:7.7.17` -> `7.7.28` (addresses CVE-2021-37714)
 
 **Deprecated**
 

pom.xml

@@ -4,7 +4,7 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>projectwizard-portlet</artifactId>
-	<version>1.12.1</version>
+	<version>1.12.2</version>
 	<name>ProjectWizard Portlet</name>
 	<url>http://github.com/qbicsoftware/projectwizard-portlet</url>
 	<description>Creates hierarchical experiments using factorial design.</description>