Update to use new Maven Central Portal (#27)

Author: dampcake

ci-settings.xml

@@ -5,7 +5,7 @@
   <servers>
     <server>
       <!-- Maven Central Deployment -->
-      <id>ossrh</id>
+      <id>central</id>
       <username>${env.SONATYPE_USERNAME}</username>
       <password>${env.SONATYPE_PASSWORD}</password>
     </server>

pom.xml

@@ -31,19 +31,6 @@
     <url>https://github.com/dampcake/bencode/issues</url>
   </issueManagement>
 
-  <distributionManagement>
-    <snapshotRepository>
-      <id>ossrh</id>
-      <name>Sonatype Nexus Snapshots</name>
-      <url>https://oss.sonatype.org/content/repositories/snapshots/</url>
-    </snapshotRepository>
-    <repository>
-      <id>ossrh</id>
-      <name>Nexus Release Repository</name>
-      <url>https://oss.sonatype.org/service/local/staging/deploy/maven2/</url>
-    </repository>
-  </distributionManagement>
-
   <developers>
     <developer>
       <id>dampcake</id>
@@ -194,6 +181,16 @@
           <scmBranch>gh-pages</scmBranch>
         </configuration>
       </plugin>
+
+      <plugin>
+        <groupId>org.sonatype.central</groupId>
+        <artifactId>central-publishing-maven-plugin</artifactId>
+        <version>0.7.0</version>
+        <extensions>true</extensions>
+        <configuration>
+          <publishingServerId>central</publishingServerId>
+        </configuration>
+      </plugin>
     </plugins>
   </build>
 </project>