Fix up poms to properly sign on deploy, provide source and javadoc jars per sonatype's requirements, and bump the API version to 1.4 for OSGI components.
diff --git a/extensions/pom.xml b/extensions/pom.xml
index 7d0bd5c..3d16bf7 100644
--- a/extensions/pom.xml
+++ b/extensions/pom.xml
@@ -83,6 +83,18 @@
           </instructions>
         </configuration>
       </plugin>
+      <!--
+       | Generate sources jar
+      -->
+      <plugin>
+        <artifactId>maven-source-plugin</artifactId>
+      </plugin>
+      <!--
+       | Generate javadoc jar
+      -->
+      <plugin>
+        <artifactId>maven-javadoc-plugin</artifactId>
+      </plugin>
     </plugins>
   </build>