Bump pytest from 3.6.1 to 3.6.2

Bumps [pytest](https://github.com/pytest-dev/pytest) from 3.6.1 to 3.6.2.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@3.6.1...3.6.2)

Signed-off-by: dependabot[bot] <support@dependabot.com>

setup.py

@@ -7,7 +7,7 @@
 SRCDIR = '.'
 folder = os.path.abspath(os.path.dirname(__file__))
 test_requirements = [
-    'pytest==3.6.1',
+    'pytest==3.6.2',
     'pytest-cov==2.5.1',
     'pyquery==1.4.0',
     'requests_mock',