Add release profile

pom.xml

@@ -361,6 +361,85 @@
         </plugins>
       </build>
     </profile>
+    <profile>
+      <id>release</id>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.sonatype.plugins</groupId>
+            <artifactId>nexus-staging-maven-plugin</artifactId>
+            <version>1.6.2</version>
+            <extensions>true</extensions>
+            <configuration>
+              <nexusUrl>https://oss.sonatype.org</nexusUrl>
+              <serverId>sonatype.release</serverId>
+            </configuration>
+          </plugin>
+          <!-- Source JAR -->
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-source-plugin</artifactId>
+            <version>2.2.1</version>
+            <configuration>
+              <excludeResources>true</excludeResources>
+            </configuration>
+            <executions>
+              <execution>
+                <id>attach-sources</id>
+                <phase>package</phase>
+                <goals>
+                  <goal>jar-no-fork</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+
+          <!-- Javadoc jar -->
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-javadoc-plugin</artifactId>
+            <version>2.9.1</version>
+            <configuration>
+              <additionalparam>-Xdoclint:none</additionalparam>
+              <failOnError>false</failOnError>
+              <links>
+                <link>http://download.oracle.com/javase/${jee.version}/docs/api/</link>
+              </links>
+              <doctitle>${project.name} ${project.version}</doctitle>
+              <bottom>
+                <![CDATA[Copyright &#169; {currentYear} <a href="http://cdap.io" target="_blank">CDAP</a> Licensed under the <a href="http://www.apache.org/licenses/LICENSE-2.0" target="_blank">Apache License, Version 2.0</a>.]]>
+              </bottom>
+            </configuration>
+            <executions>
+              <execution>
+                <id>attach-javadoc</id>
+                <phase>package</phase>
+                <goals>
+                  <goal>jar</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+
+          <plugin>
+            <groupId>org.apache.maven.plugins</groupId>
+            <artifactId>maven-gpg-plugin</artifactId>
+            <version>1.5</version>
+            <configuration>
+              <passphrase>${gpg.passphrase}</passphrase>
+              <useAgent>${gpg.useagent}</useAgent>
+            </configuration>
+            <executions>
+              <execution>
+                <goals>
+                  <goal>sign</goal>
+                </goals>
+              </execution>
+            </executions>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
   </profiles>
 
 </project>