add default language ~> en
format basic pep
recoding client + utils
add xml2 functions + rewrite utils.Location

libyr
* add function xmlsource
* add function xmltosoup ~> depend on from bs4 import BeautifulSoup
* add funciton xmltodict ~> import xmltodict
* add function xmltojson
* add credit text to dictionaries

utils
* rewrite class Location ++ separe class Location as location and location_name
* add class Language