gistfile1.xml

<plugin>
                <groupId>org.codehaus.mojo</groupId>
                <artifactId>build-helper-maven-plugin</artifactId>
                <executions>
                    <execution>
                        <id>add-source</id>
                        <phase>process-resources</phase>
                        <goals>
                            <goal>add-source</goal>
                        </goals>
                        <configuration>
                            <sources>
                                <source>src/main/config</source>
                                <source>src/main/resource-optimizer</source>
                                <source>target/generated-sources/main/java</source>
                                <source>target/generated-sources/main/resources</source>
                            </sources>
                        </configuration>
                    </execution>
                    <execution>
                        <id>add-resources</id>
                        <phase>generate-resources</phase>
                        <goals>
                            <goal>add-resource</goal>
                        </goals>
                        <configuration>
                            <resources>
                                <resource>
                                    <directory>${basedir}/src/main/widgets/dist</directory>
                                    <targetPath>${project.build.directory}/classes/META-INF/resources/org.richfaces.widgets/</targetPath>
                                </resource>
                                <resource>
                                    <directory>${basedir}/src/main/widgets/components/jquery-ui/ui/</directory>
                                    <targetPath>${project.build.directory}/classes/META-INF/resources/com.jquery.ui/</targetPath>
                                </resource>
                            </resources>
                        </configuration>
                    </execution>
                </executions>
            </plugin>