Made VOFile.close just close the httpconnetion and then return, checkstatus now does the endheader call. And made the listdir function force the httpcon to be out of scope so we don't use up all our connections while building a listdir
Made urlparse into URLparse to be PEP8
made get_connection method name correction
made get_connection method name correction
Merge branch 'random_access' of https://github.com/ijiraq/cadcVOFS into random_access