Plugin supports following Play! Framework versions: 2.1.x, 2.2.x, 2.3.x, 2.4.x, 2.5.x and 2.6.x.
There are some configuration differences:
Add
            <pluginRepositories>
                <pluginRepository>
                    <id>sonatype-nexus-snapshots</id>
                    <name>Sonatype Nexus Snapshots</name>
                    <url>https://oss.sonatype.org/content/repositories/snapshots</url>
                    <releases>
                        <enabled>false</enabled>
                    </releases>
                </pluginRepository>
            </pluginRepositories>
to your project or better add
<settings>
    ...
    <profiles>
        ...
        <profile>
            <id>sonatype-snapshots-repo</id>
            <pluginRepositories>
                <pluginRepository>
                    <id>sonatype-nexus-snapshots</id>
                    <name>Sonatype Nexus Snapshots</name>
                    <url>https://oss.sonatype.org/content/repositories/snapshots</url>
                    <releases>
                        <enabled>false</enabled>
                    </releases>
                </pluginRepository>
            </pluginRepositories>
        </profile>
        ...
    </profiles>
    <activeProfiles>
       <activeProfile>sonatype-snapshots-repo</activeProfile>
    </activeProfiles>
    ...
</settings>
to ~/.m2/settings.xml file. More info: http://maven.apache.org/guides/mini/guide-multiple-repositories.html