changelog and readme update.

Author: SimY4

CHANGELOG.md

@@ -4,9 +4,9 @@ xpath-to-xml uses [semver](http://semver.org/) for its versioning convention.
 
 # Change History
 
-## 1.x Series
+## 2.x Series
 
-### Upcoming: Scala XML model support and javax.json model support
+### 2.0.0: Scala XML model support and javax.json model support
 
 Features:
 
@@ -18,6 +18,10 @@ Improvements:
 - Core
   - [BREAKING] Effect interface moved into `com.github.simy4.xpath.spi` package for better modularisation story in Java9.
     All existing core extensions adopted this change
+    
+## 1.x Series
+
+### 1.2.4
 
 Bugfixes:
 

README.md

@@ -30,7 +30,7 @@ Include an artifact with necessary model extension into your project:
 <dependency>
     <groupId>com.github.simy4.xpath</groupId>
     <artifactId>xpath-to-xml-dom</artifactId>
-    <version>1.2.3</version>
+    <version>2.0.0</version>
 </dependency>
 ```