code: function(project, paths) {
    if (!project || !paths) {
      throw new Error('DeleteDelegate requires a valid project instance and an array of paths to delete.');
    }
    this.project = project;
    this.paths = paths;
    this.metadataHelper = new MetadataHelper({ sfdcClient : this.project.sfdcClient });
  }
docs: Responsible for deleting server and local copies of files/directories
  @param {Project} project - project instance (required)
  @param {Array} paths - array of path strings [ 'foo/bar/src/classes', 'foo/bar/src/pages/foo.page' ]