[JENKINS-46603] Remove overrides to inherit upgraded versions

pom.xml

@@ -347,12 +347,10 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-dependency-plugin</artifactId>
-          <version>2.8</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-compiler-plugin</artifactId>
-          <version>3.0</version>
           <configuration>
             <fork>true</fork>
             <compilerReuseStrategy>alwaysNew</compilerReuseStrategy>
@@ -361,17 +359,14 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-gpg-plugin</artifactId>
-          <version>1.4</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-install-plugin</artifactId>
-          <version>2.3.1</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-javadoc-plugin</artifactId>
-          <version>2.10.3</version>
           <configuration>
             <quiet>true</quiet>
           </configuration>
@@ -379,17 +374,14 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-jar-plugin</artifactId>
-          <version>2.6</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-war-plugin</artifactId>
-          <version>2.6</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-surefire-plugin</artifactId>
-          <version>2.20</version> <!-- ignoring ${maven-surefire-plugin.version} -->
           <configuration>
             <argLine>-noverify</argLine> <!-- some versions of JDK7/8 causes VerifyError during mock tests: http://code.google.com/p/powermock/issues/detail?id=504 -->
             <systemPropertyVariables>
@@ -403,7 +395,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-assembly-plugin</artifactId>
-          <version>2.4</version>
         </plugin>
         <plugin>
           <artifactId>maven-jarsigner-plugin</artifactId>
@@ -423,7 +414,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-resources-plugin</artifactId>
-          <version>2.6</version>
         </plugin>
         <plugin>
           <!--
@@ -458,7 +448,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>com.cloudbees</groupId>
           <artifactId>maven-license-plugin</artifactId>
-          <version>1.7</version>
           <executions>
             <execution>
               <goals>
@@ -475,7 +464,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.jvnet.localizer</groupId>
           <artifactId>maven-localizer-plugin</artifactId>
-          <version>1.24</version>
           <configuration>
             <outputEncoding>UTF-8</outputEncoding>
           </configuration>
@@ -498,7 +486,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
           <artifactId>cobertura-maven-plugin</artifactId>
-          <version>2.5.2</version>
         </plugin>
         <plugin>
           <groupId>org.codehaus.mojo</groupId>
@@ -525,7 +512,6 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-pmd-plugin</artifactId>
-          <version>2.7.1</version>
         </plugin>
         <plugin>
           <!-- this is really just a patched version of maven-jetty-plugin to workaround issue #932 -->
@@ -541,12 +527,10 @@ THE SOFTWARE.
         <plugin>
           <groupId>org.jenkins-ci.tools</groupId>
           <artifactId>maven-hpi-plugin</artifactId>
-          <version>2.0</version>
         </plugin>
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-site-plugin</artifactId>
-          <version>3.3</version>
           <dependencies>
             <dependency>
               <groupId>org.kohsuke</groupId>
@@ -558,7 +542,6 @@ THE SOFTWARE.
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-enforcer-plugin</artifactId>
-        <version>3.0.0-M1</version> <!-- TODO 3.0.0 when released -->
       </plugin>
         <!--This plugin's configuration is used to store Eclipse m2e settings only. It has no influence on the Maven build itself.-->
         <plugin>
@@ -603,7 +586,6 @@ THE SOFTWARE.
         <plugin>
 	        <groupId>org.codehaus.mojo</groupId>
 	        <artifactId>animal-sniffer-maven-plugin</artifactId>
-	        <version>1.15</version>
         </plugin>
       </plugins>
     </pluginManagement>
@@ -615,7 +597,6 @@ THE SOFTWARE.
       </plugin>
       <plugin>
         <artifactId>maven-release-plugin</artifactId>
-        <version>2.5.1</version>
         <configuration>
           <!-- enable release profile during the release, create IPS package, and sign bits. -->
           <prepareVerifyArgs>-P release,sign</prepareVerifyArgs>