Merge pull request #44 from ruhan1/master-pom

Update java version to 11 and release plugin to 3.1.1

Author: ruhan1

pom.xml

@@ -54,15 +54,15 @@
   </scm>
 
   <properties>
-    <javaVersion>1.8</javaVersion>
+    <javaVersion>11</javaVersion>
     <javaTestVersion>${javaVersion}</javaTestVersion>
     <projectOwner>Red Hat, Inc.</projectOwner>
     <projectEmail>http://github.com/Commonjava/commonjava</projectEmail>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <version.plugin.compiler>3.11.0</version.plugin.compiler>
     <version.plugin.plugin>3.10.2</version.plugin.plugin>
     <version.plugin.plexus-component-metadata>1.6</version.plugin.plexus-component-metadata>
-    <version.plugin.release>3.0.1</version.plugin.release>
+    <version.plugin.release>3.1.1</version.plugin.release>
     <version.plugin.enforcer>3.4.1</version.plugin.enforcer>
     <version.plugin.assembly>3.6.0</version.plugin.assembly>
     <version.plugin.jar>3.3.0</version.plugin.jar>
@@ -180,9 +180,17 @@
           <version>${version.plugin.release}</version>
           <configuration>
             <autoVersionSubmodules>true</autoVersionSubmodules>
-            <mavenExecutorId>forked-path</mavenExecutorId>
             <useReleaseProfile>false</useReleaseProfile>
-            <arguments>-Prelease</arguments>
+            <releaseProfiles>release</releaseProfiles>
+          </configuration>
+        </plugin>
+        <plugin>
+          <groupId>org.sonatype.central</groupId>
+          <artifactId>central-publishing-maven-plugin</artifactId>
+          <version>${version.plugin.sonatype}</version>
+          <extensions>true</extensions>
+          <configuration>
+            <publishingServerId>central</publishingServerId>
           </configuration>
         </plugin>
         <plugin>
@@ -412,11 +420,6 @@
       <plugin>
         <groupId>org.sonatype.central</groupId>
         <artifactId>central-publishing-maven-plugin</artifactId>
-        <version>${version.plugin.sonatype}</version>
-        <extensions>true</extensions>
-        <configuration>
-          <publishingServerId>central</publishingServerId>
-        </configuration>
       </plugin>
     </plugins>
   </build>