add optional certificate handler
handle cert
do not propagate loggers
update
slightly more info
remove erranious print
add display_name field, make ca optional
no longer use ca.certificate
use server.ca instead of server.ca.certificate
add get_display_name function
remove cert field, URL no longer unique
pretty-print ca
fix querysets
website of CAs is now optional
remove some notes on manual ca
do not ask for CA
fix kwarg