update to certificate check for Subject Alt Names
Merge pull request #677 from wozz/paymnt-update

update to certificate check for Subject Alt Names
Merge branch 'master' of github.com:spesmilo/electrum into clean
can_import
support for payment requests in the gui
payment requests: add style sheet for readonly fields
update parse_url in gtk gui
send error messages for payment requests
sanitize payment request code
fix parse_url
fix: gui_object.payment_request
fix payment ack
Merge branch 'master' of github.com:spesmilo/electrum into clean