ant script in pom.xml

            <plugin>
                <artifactId>maven-antrun-plugin</artifactId>
                <version>1.7</version>
                <executions>
                    <execution>
                        <phase>install</phase>
                        <configuration>
                            <tasks>
                                <copy file="target/{COMPILED PLUGIN NAME}" todir="{DIRECTORY OF WHERE YOU WANT IT TO GO}" />
                            </tasks>
                        </configuration>
                        <goals>
                            <goal>run</goal>
                        </goals>
                    </execution>
                </executions>
            </plugin>