public ObjectGraph plus(List<Object> modules) {
    if (modules == null) {
      throw new IllegalArgumentException(
          "You can't plus a null module, review your getModules() implementation");
    }
    return objectGraph.plus(modules.toArray());
  }
Extend the dependency container graph will new dependencies provided by the modules passed as
arguments.

@param modules used to populate the dependency container.
app/src/main/java/com/github/pedrovgs/effectiveandroidui/TvShowsApplication.java