QPID-8282: Bump parent apache pom version to 21 and upgrade maven plugin versions
diff --git a/pom.xml b/pom.xml
index 8b275dc..257ec8d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache</groupId>
     <artifactId>apache</artifactId>
-    <version>18</version>
+    <version>21</version>
   </parent>
 
   <groupId>org.apache.qpid</groupId>
@@ -92,25 +92,23 @@
     <!-- dependency version numbers -->
     <geronimo-jms-1-1-version>1.1.1</geronimo-jms-1-1-version>
 
-    <velocity-version>1.4</velocity-version>
-    <jython-version>2.5.3</jython-version>
 
     <!-- test dependency version numbers -->
     <junit-version>4.11</junit-version>
     <mockito-version>1.9.5</mockito-version>
     <hamcrest-version>1.3</hamcrest-version>
+    <httpclient-version>4.5.3</httpclient-version>
 
-    <maven-core-version>3.5.0</maven-core-version>
-    <maven-resolver-version>1.0.3</maven-resolver-version>
-    <exec-maven-plugin-version>1.3.2</exec-maven-plugin-version>
+    <maven-core-version>3.5.4</maven-core-version>
+    <maven-resolver-version>1.1.1</maven-resolver-version>
+    <exec-maven-plugin-version>1.6.0</exec-maven-plugin-version>
     <javacc-maven-plugin-version>2.6</javacc-maven-plugin-version>
-    <maven-rar-plugin-version>2.3</maven-rar-plugin-version>
-    <license-maven-plugin-version>1.6</license-maven-plugin-version>
-    <jacoco-plugin-version>0.7.0.201403182114</jacoco-plugin-version>
-    <maven-jxr-plugin-version>2.3</maven-jxr-plugin-version>
-    <findbugs-maven-plugin-version>2.5.2</findbugs-maven-plugin-version>
-    <jacoco-plugin-version>0.7.5.201505241946</jacoco-plugin-version>
-    <apache-rat-plugin-version>0.11</apache-rat-plugin-version>
+    <maven-rar-plugin-version>2.4</maven-rar-plugin-version>
+    <license-maven-plugin-version>1.8</license-maven-plugin-version>
+    <jacoco-plugin-version>0.8.2</jacoco-plugin-version>
+    <maven-jxr-plugin-version>3.0.0</maven-jxr-plugin-version>
+    <findbugs-maven-plugin-version>3.0.5</findbugs-maven-plugin-version>
+    <apache-rat-plugin-version>0.12</apache-rat-plugin-version>
     <maven-docbx-plugin-version>2.0.15</maven-docbx-plugin-version>
     <maven-docbook-xml-plugin-version>5.0-all</maven-docbook-xml-plugin-version>
   </properties>
@@ -219,6 +217,11 @@
         <artifactId>maven-resolver-transport-http</artifactId>
         <version>${maven-resolver-version}</version>
       </dependency>
+      <dependency>
+        <groupId>org.apache.httpcomponents</groupId>
+        <artifactId>httpclient</artifactId>
+        <version>${httpclient-version}</version>
+      </dependency>
     </dependencies>
   </dependencyManagement>
 
@@ -361,7 +364,6 @@
         <artifactId>maven-project-info-reports-plugin</artifactId>
         <configuration>
           <dependencyDetailsEnabled>false</dependencyDetailsEnabled>
-          <dependencyLocationsEnabled>false</dependencyLocationsEnabled>
         </configuration>
       </plugin>