Log Message:
Update to 0.36

Upstream changes:
0.36  Tue Jun 14 11:36:05 PDT 2016
        - Allow (and doc) import of receipt_cardtype
        - validate_card() is a new synonym for validate(), starting a long-term
          plan to stop exporting validate() or anything else by default.
        - Best-effort cardtype() when only the first two digits are available
          (identify masked 60xx as Discover)

0.35  Tue Feb  9 14:43:38 PST 2016
        - Fix bug identifying 49* Visa cards introduced in 0.34, patch from
          Ed J, thanks!
        - doc: Clarify processing agreements don't apply to Canada