Upgrade maven plugins to latest versions

Change-Id: I27f243c4f7be7fae0af03d954906a4ff2d91e64f

pom.xml

diff --git a/pom.xml b/pom.xml
index efb64cb..0b61a2d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -301,7 +301,7 @@
         <plugin>
           <groupId>org.apache.maven.plugins</groupId>
           <artifactId>maven-surefire-plugin</artifactId>
-          <version>2.19.1</version>
+          <version>2.20</version>
           <configuration>
             <additionalClasspathElements>
               <additionalClasspathElement>${maxdb.driver.jar}</additionalClasspathElement>
@@ -318,7 +318,7 @@
           <plugin>
             <groupId>org.apache.maven.plugins</groupId>
             <artifactId>maven-surefire-plugin</artifactId>
-            <version>2.19.1</version>
+            <version>2.20</version>
             <configuration>
               <additionalClasspathElements>
                 <additionalClasspathElement>${hana.driver.jar}</additionalClasspathElement>
@@ -406,7 +406,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-source-plugin</artifactId>
-        <version>3.0.0</version>
+        <version>3.0.1</version>
         <executions>
           <execution>
             <goals>
@@ -418,7 +418,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-javadoc-plugin</artifactId>
-        <version>2.10.3</version>
+        <version>2.10.4</version>
         <configuration>
           <encoding>UTF-8</encoding>
           <quiet>true</quiet>
@@ -439,7 +439,7 @@
       <plugin>
         <groupId>org.codehaus.mojo</groupId>
         <artifactId>build-helper-maven-plugin</artifactId>
-        <version>1.10</version>
+        <version>3.0.0</version>
         <executions>
           <execution>
             <id>add-antlr-source</id>