Support openjdk 11 as runtime

* Add jaxb dependencies
* Fixes #73

Author: adangel

ReleaseNotes.md

@@ -22,6 +22,7 @@ Eclipse Update Site:
 *   [#48](https://github.com/pmd/pmd-eclipse-plugin/issues/48): Upgrade to PMD 6.10.0
 *   [#65](https://github.com/pmd/pmd-eclipse-plugin/issues/65): Support multiple rulesets
 *   [#67](https://github.com/pmd/pmd-eclipse-plugin/issues/67): PMD's XML Schemas should be registered in XML Catalog
+*   [#73](https://github.com/pmd/pmd-eclipse-plugin/issues/73): Support openjdk 11 as runtime
 
 ### External Contributions
 

net.sourceforge.pmd.eclipse.plugin/META-INF/MANIFEST.MF

@@ -29,7 +29,10 @@ Bundle-ClassPath: target/lib/antlr-runtime.jar,
  target/lib/gson.jar,
  target/lib/guava.jar,
  target/lib/javacc.jar,
- target/lib/jaxen.jar,
+ target/lib/javax.activation-api.jar,
+ target/lib/jaxb-api.jar,
+ target/lib/jaxb-core.jar,
+ target/lib/jaxb-impl.jar,
  target/lib/jcommander.jar,
  target/lib/log4j.jar,
  target/lib/pmd-apex-jorje-lib.jar,

net.sourceforge.pmd.eclipse.plugin/pom.xml

@@ -25,6 +25,21 @@
         <artifactId>log4j</artifactId>
         <version>1.2.17</version>
     </dependency>
+    <dependency>
+        <groupId>javax.xml.bind</groupId>
+        <artifactId>jaxb-api</artifactId>
+        <version>2.3.1</version>
+    </dependency>
+    <dependency>
+      <groupId>com.sun.xml.bind</groupId>
+      <artifactId>jaxb-core</artifactId>
+      <version>2.3.0.1</version>
+    </dependency>
+    <dependency>
+      <groupId>com.sun.xml.bind</groupId>
+      <artifactId>jaxb-impl</artifactId>
+      <version>2.3.1</version>
+    </dependency>
   </dependencies>
 
   <build>