corrected README import
moved to using pxml's XML equal unit testing helper
removed unused functions
move to standard "assertMultiLineEqual"
corrected ordering of unittest arguments
more corrections of ordering of unittest arguments
corrected maximum memory size calculation to use common algorithm
added localization/internationalization of command line arguments
added argparse-level control of enumeratable options
moved StringIO to "six" package (for py3 compat)
moved to "asset.version()" for versioning
updated docs
made "Response" a first-class separate class
moved to using "requests" for request handling