set version to 2.2

git-svn-id: https://svn.apache.org/repos/asf/manifoldcf/integration/solr-6.x/trunk@1743173 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/CHANGES.txt b/CHANGES.txt
index 4003044..0aaf010 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,7 +1,7 @@
 Apache ManifoldCF Plugin for Apache Solr 6.x change Log
 $Id$
 
-======================= 2.5-dev ======================
+======================= 2.2-dev ======================
 
 Initial commit.
 (Karl Wrigh)
diff --git a/README.txt b/README.txt
index 901277f..c894c06 100644
--- a/README.txt
+++ b/README.txt
@@ -59,7 +59,7 @@
 use either the schema.xml file for 'ClassicIndexSchemaFactory' or the schema
 API for 'ManagedIndexSchemaFactory'. 
 See section 'Managed Schema Definition in SolrConfig' in the Solr Reference Gude
-https://www.apache.org/dyn/closer.cgi/lucene/solr/ref-guide/apache-solr-ref-guide-5.0.pdf
+https://www.apache.org/dyn/closer.cgi/lucene/solr/ref-guide/apache-solr-ref-guide-6.0.pdf
 
 For schema.xml simply add the following field definitions to the <schema>
 section:
diff --git a/pom.xml b/pom.xml
index 3f95656..545bc07 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
   <name>ManifoldCF Solr 6.x Plugin</name>
   <artifactId>apache-manifoldcf-solr-6.x-plugin</artifactId>
-  <version>2.5-SNAPSHOT</version>
+  <version>2.2-SNAPSHOT</version>
   <packaging>jar</packaging>
   <description>ManifoldCF Plugin for Apache Solr 6.x</description>
   <inceptionYear>2016</inceptionYear>