Addressed review comments

Author: dasm

CHANGES.rst

@@ -7,7 +7,7 @@ Changelog
 - Add config option to select cipher for ssh connection (dasm)
 - Fix deprecation warnings for pytest (dasm)
 - Support pytest-xdist >= 1.26.0 (dasm)
-- Support pytest >= 3.6.1 (version supported by pytest-xdist without a bug) (dasm)
+- Support pytest >= 4.0.0 (dasm)
 - Remove support for Python 3.0, 3.1, 3.2, 3.3 (consistent with pytest-xdist) (dasm)
 
 3.0.1

setup.py

@@ -27,7 +27,7 @@
     url='https://github.com/pytest-dev/pytest-cloud',
     install_requires=[
         'psutil',
-        'pytest>=3.6.1',
+        'pytest>=4.0.0',
         'pytest-xdist>=1.26.0',
         'setuptools',
         'six',