move encode decode out of readstring
move encode decode out of readstring

duydb2/thriftpy,maralla/thriftpy,mariusvniekerk/thriftpy,spladug/thriftpy,itnihao/thriftpy,adsharma/flattools,OctavianLee/thriftpy,mariusvniekerk/thriftpy,itnihao/thriftpy,misakwa/thriftpy,eleme/thriftpy,dan-blanchard/thriftpy,adsharma/flattools,keitheis/thriftpy,keitheis/thriftpy,halfcrazy/thriftpy,misakwa/thriftpy,adsharma/flattools,OctavianLee/thriftpy,importcjj/thriftpy,halfcrazy/thriftpy,spladug/thriftpy,maralla/thriftpy,duydb2/thriftpy,maralla/thriftpy,misakwa/thriftpy,importcjj/thriftpy,duydb2/thriftpy,itnihao/thriftpy,dan-blanchard/thriftpy,eleme/thriftpy,mariusvniekerk/thriftpy,OctavianLee/thriftpy