fix up dependencies (#628)

Author: elharo

pom.xml

@@ -229,11 +229,6 @@
         <artifactId>mockito-all</artifactId>
         <version>1.10.19</version>
       </dependency>
-      <dependency>
-        <groupId>javax.jdo</groupId>
-        <artifactId>jdo2-api</artifactId>
-        <version>${project.jdo2-api.version}</version>
-      </dependency>
       <dependency>
         <groupId>mysql</groupId>
         <artifactId>mysql-connector-java</artifactId>
@@ -565,7 +560,7 @@
     <project.xpp3.version>1.1.4c</project.xpp3.version>
     <project.commons-logging.version>1.2</project.commons-logging.version>
     <project.httpclient.version>4.5.5</project.httpclient.version>
-    <project.opencensus.version>0.18.0</project.opencensus.version>
+    <project.opencensus.version>0.19.2</project.opencensus.version>
     <project.root-directory>..</project.root-directory>
   </properties>