.travis-mvn-settings.xml

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<!-- Maven build settings for Travis CI -->
<settings xmlns="https://maven.apache.org/SETTINGS/1.0.0" xmlns:xsi="https://www.w3.org/2001/XMLSchema-instance"
          xsi:schemaLocation="https://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
    <servers>
        <server>
            <id>apache.snapshots.https</id>
            <username>${env.SNAPSHOT_REPO_USERNAME}</username>
            <password>${env.SNAPSHOT_REPO_PASSWORD}</password>
        </server>
    </servers>
</settings>