add top-level urlopen function
add top-level urlopen function
dvogel/scrapelib,dvogel/scrapelib,JoeGermuska/scrapelib,pombredanne/scrapelib,olberger/scrapelib,h4ck3rm1k3/scrapelib,fgregg/scrapelib,fgregg/scrapelib,arowla/scrapelib,olberger/scrapelib,JoeGermuska/scrapelib,jamesturk/scrapelib,sunlightlabs/scrapelib,h4ck3rm1k3/scrapelib,arowla/scrapelib