Fixed FELIX-3384.
Marked the maven-ipojo-plugin @threadsafe after having checked the 'thread safety checklist'

git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@1299599 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/ipojo/manipulator/maven-ipojo-plugin/src/main/java/org/apache/felix/ipojo/plugin/ManipulatorMojo.java b/ipojo/manipulator/maven-ipojo-plugin/src/main/java/org/apache/felix/ipojo/plugin/ManipulatorMojo.java
index 74c47c1..aa6cf8c 100644
--- a/ipojo/manipulator/maven-ipojo-plugin/src/main/java/org/apache/felix/ipojo/plugin/ManipulatorMojo.java
+++ b/ipojo/manipulator/maven-ipojo-plugin/src/main/java/org/apache/felix/ipojo/plugin/ManipulatorMojo.java
@@ -41,6 +41,7 @@
  * @phase package
  * @requiresDependencyResolution runtime
  * @description manipulate an OSGi bundle jar to build an iPOJO bundle
+ * @threadSafe
  */
 public class ManipulatorMojo extends AbstractMojo {