Update to the latest versions of pytest and pytest-xdist

Author: mdmintz

requirements.txt

@@ -3,9 +3,9 @@ setuptools
 ipython==5.6.0
 selenium==3.14.0
 nose==1.3.7
-pytest==3.7.2
+pytest==3.7.3
 pytest-html==1.19.0
-pytest-xdist==1.22.5
+pytest-xdist==1.23.0
 six==1.11.0
 flake8==3.5.0
 requests==2.19.1

setup.py

@@ -22,9 +22,9 @@
         'ipython==5.6.0',
         'selenium==3.14.0',
         'nose==1.3.7',
-        'pytest==3.7.2',
+        'pytest==3.7.3',
         'pytest-html==1.19.0',
-        'pytest-xdist==1.22.5',
+        'pytest-xdist==1.23.0',
         'six==1.11.0',
         'flake8==3.5.0',
         'requests==2.19.1',