improve README
improve README

RyanHope/AutobahnPython,iffy/AutobahnPython,crossbario/autobahn-python,dash-dash/AutobahnPython,ttimon7/AutobahnPython,Geoion/AutobahnPython,luhn/AutobahnPython,dash-dash/AutobahnPython,oberstet/autobahn-python,jvdm/AutobahnPython,meejah/AutobahnPython,oberstet/autobahn-python,markope/AutobahnPython,iffy/AutobahnPython,hzruandd/AutobahnPython,mcfletch/AutobahnPython,bencharb/AutobahnPython,dash-dash/AutobahnPython,iffy/AutobahnPython,crossbario/autobahn-python,nucular/AutobahnPython,mcfletch/AutobahnPython,Jenselme/AutobahnPython,claws/AutobahnPython,tavendo/AutobahnPython,dash-dash/AutobahnPython,inirudebwoy/AutobahnPython,crossbario/autobahn-python,tomwire/AutobahnPython,schoonc/AutobahnPython,claws/AutobahnPython,oberstet/autobahn-python,iffy/AutobahnPython