nothize

I suspect that this is related to the buffer underrun problem (fixed in #8) because: 1. no problem when I run the request with the same duration and time unit...

Not sure is it because the file format of doc is xml, if the json data contains any special HTML character such as &, it will be encoded as &...

Not sure is it the right way as I don't have libcppunit-dev for testing and writing test case but these changes are necessary to generate the same samples when using...