| name | the name of an artifact of the dependency module | Yes | 
    | type | the type of the artifact of the dependency module | Yes | 
    | ext | the extension of the artifact of the dependency module | No, defaults to type | 
    | conf | comma separated list of the master configurations in which this artifact should be included.
    '*' wildcard can be used to designate all configurations of this module | No, defaults to '*', unless nested conf are specified | 
    | url | an url where this artifact can be found if it isn't present at the standard location in the repository since 1.4 | No, defaults to no url |