def search(query, options={})
     api_response = @api_client.make_api_request(:GET, "artist/search", {:q => query}, options)
     @api_client.artist_digestor.nested_list_from_xml_doc(api_response.item_xml("searchResults"), :searchResult, :artist)
    end
def search(query, options={})
     api_response = @api_client.make_api_request(:GET, "artist/search", {:q => query}, options)
     @api_client.artist_digestor.nested_list_from_xml_doc(api_response.item_xml("searchResults"), :searchResult, :artist)
    end
calls *artist/search* API method and returns Artist array

 @param [String] query search query
 @param [Hash] options optional hash of additional API parameters, e.g. page_size => 50, etc
 @return [Array<Artist>]