prepare the 2.6.0 release

Author: bodewig

RELEASE_NOTES.md

@@ -1,6 +1,6 @@
 # Release Notes
 
-## XMLUnit for Java 2.6.0 - /Not Released, yet/
+## XMLUnit for Java 2.6.0 - /Released 2018-04-22/
 
 * add a new experimental project xmlunit-placeholders which aims to
   use `${xmlunit.FOO}` expressions inside of the control document to

pom.xml

@@ -18,7 +18,7 @@
   <groupId>org.xmlunit</groupId>
   <artifactId>xmlunit-parent</artifactId>
   <packaging>pom</packaging>
-  <version>2.6.0-SNAPSHOT</version>
+  <version>2.6.0</version>
   <name>org.xmlunit:xmlunit-parent</name>
   <description>Parent POM for all artifacts of XMLUnit</description>
   <url>http://www.xmlunit.org/</url>

xmlunit-core/pom.xml

@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.xmlunit</groupId>
     <artifactId>xmlunit-parent</artifactId>
-    <version>2.6.0-SNAPSHOT</version>
+    <version>2.6.0</version>
   </parent>
 
   <groupId>org.xmlunit</groupId>

xmlunit-legacy/pom.xml

@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.xmlunit</groupId>
     <artifactId>xmlunit-parent</artifactId>
-    <version>2.6.0-SNAPSHOT</version>
+    <version>2.6.0</version>
   </parent>
 
   <groupId>org.xmlunit</groupId>

xmlunit-matchers/pom.xml

@@ -18,7 +18,7 @@
   <parent>
     <groupId>org.xmlunit</groupId>
     <artifactId>xmlunit-parent</artifactId>
-    <version>2.6.0-SNAPSHOT</version>
+    <version>2.6.0</version>
   </parent>
 
   <groupId>org.xmlunit</groupId>

xmlunit-placeholders/pom.xml

@@ -18,7 +18,7 @@
     <parent>
         <artifactId>xmlunit-parent</artifactId>
         <groupId>org.xmlunit</groupId>
-        <version>2.6.0-SNAPSHOT</version>
+        <version>2.6.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>