im-server/distribution/pom.xml

<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <parent>
        <relativePath>../</relativePath>
        <!--<relativePath>../pom.xml</relativePath>-->
        <artifactId>moquette-parent</artifactId>
        <groupId>io.moquette</groupId>
        <version>0.11-SNAPSHOT</version>
    </parent>

    <artifactId>distribution</artifactId>
    <packaging>pom</packaging>
    <name>Moquette - distribution</name>

    <!-- Includes all modules -->
    <dependencies>
        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>moquette-broker</artifactId>
            <version>${project.version}</version>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>moquette-h2-storage</artifactId>
            <version>${project.version}</version>
        </dependency>

        <dependency>
            <groupId>${project.groupId}</groupId>
            <artifactId>moquette-mapdb-storage</artifactId>
            <version>${project.version}</version>
        </dependency>

         <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-api</artifactId>
            <version>1.7.5</version>
        </dependency>

        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4j-log4j12</artifactId>
            <version>1.7.5</version>
            <scope>runtime</scope>
        </dependency>
    </dependencies>


    <build>
        <sourceDirectory>${basedir}/src/main/</sourceDirectory> <!-- Force default maven layout -->
        <plugins>

            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-assembly-plugin</artifactId>
                <version>2.4</version>
                <executions>
                    <execution>
                        <id>distribution-package</id>
                        <phase>package</phase>
                        <goals>
                            <goal>single</goal>
                        </goals>
                        <configuration>
                            <!-- Specifies the configuration file of the assembly plugin -->
                            <descriptors>
                                <descriptor>${basedir}/src/main/assembly/assembly.xml</descriptor>
                            </descriptors>
                             <tarLongFileMode>gnu</tarLongFileMode>
                        </configuration>
                    </execution>
                </executions>
            </plugin>

        </plugins>
    </build>

</project>