OPENNLP-1093: bump up version of jbake-maven-plugin, and update groupId

This closes #20
diff --git a/pom.xml b/pom.xml
index f556737..dd72903 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,9 +34,9 @@
 
     <plugins>
       <plugin>
-        <groupId>br.com.ingenieux</groupId>
+        <groupId>org.jbake</groupId>
         <artifactId>jbake-maven-plugin</artifactId>
-        <version>0.0.9</version>
+        <version>0.2.0</version>
 
         <!-- dependencies -->
         <dependencies>