add distributionManagement for maven central deployment + upgrade dependency nexus-staging-maven-plugin to 1.6.3

Author: hansonchar

pom.xml

@@ -83,6 +83,14 @@
   <profiles>
     <profile>
       <id>publishing</id>
+
+      <distributionManagement>
+        <snapshotRepository>
+          <id>ossrh</id>
+          <url>https://oss.sonatype.org/content/repositories/snapshots</url>
+        </snapshotRepository>
+      </distributionManagement>
+
       <build>
         <plugins>
           <plugin>
@@ -102,14 +110,16 @@
           <plugin>
             <groupId>org.sonatype.plugins</groupId>
             <artifactId>nexus-staging-maven-plugin</artifactId>
-            <version>1.5.1</version>
+            <version>1.6.3</version>
             <extensions>true</extensions>
             <configuration>
-              <serverId>sonatype-nexus-staging</serverId>
-              <nexusUrl>https://oss.sonatype.org</nexusUrl>
+               <serverId>ossrh</serverId>
+               <nexusUrl>https://oss.sonatype.org/</nexusUrl>
+               <autoReleaseAfterClose>true</autoReleaseAfterClose>
             </configuration>
           </plugin>
-        </plugins>
+     
+       </plugins>
       </build>
     </profile>
   </profiles>