[Checkins] [zopefoundation/zope.pagetemplate] 1738fc: Fix tests on PyPy

[Marius Gedminas]

  Branch: refs/heads/fix-pypy
  Home:   https://github.com/zopefoundation/zope.pagetemplate
  Commit: 1738fc3e5be82a6946a06b5b3f260e782aae1e29
      https://github.com/zopefoundation/zope.pagetemplate/commit/1738fc3e5be82a6946a06b5b3f260e782aae1e29
  Author: Marius Gedminas <marius at gedmin.as>
  Date:   2019-10-01 (Tue, 01 Oct 2019)

  Changed paths:
    M src/zope/pagetemplate/engine.py

  Log Message:
  -----------
  Fix tests on PyPy

Instance methods have type 'instancemethod' instead of just 'method' on
PyPy2.7 (version 7.0.0 here).

Closes #22.