Update pytest, pytest-xdist, and flake8 requirements

Author: mdmintz

requirements.txt

@@ -8,16 +8,16 @@ unittest2
 selenium==3.141.0
 requests==2.21.0
 urllib3==1.24.1
-pytest>=4.1.1
+pytest>=4.2.0
 pytest-cov>=2.6.1
 pytest-html>=1.20.0
 pytest-rerunfailures>=6.0
-pytest-xdist>=1.26.0
+pytest-xdist>=1.26.1
 parameterized==0.6.3
 beautifulsoup4>=4.6.0
 colorama==0.4.1
 pyotp>=2.2.7
 boto>=2.49.0
-flake8==3.6.0
+flake8==3.7.3
 PyVirtualDisplay==0.2.1
 -e .

setup.py

@@ -61,17 +61,17 @@
         'selenium==3.141.0',
         'requests==2.21.0',  # Changing this may effect "urllib3"
         'urllib3==1.24.1',  # Keep this lib in sync with "requests"
-        'pytest>=4.1.1',
+        'pytest>=4.2.0',
         'pytest-cov>=2.6.1',
         'pytest-html>=1.20.0',
         'pytest-rerunfailures>=6.0',
-        'pytest-xdist>=1.26.0',
+        'pytest-xdist>=1.26.1',
         'parameterized==0.6.3',
         'beautifulsoup4>=4.6.0',  # Keep at >=4.6.0 while using bs4
         'colorama==0.4.1',
         'pyotp>=2.2.7',
         'boto>=2.49.0',
-        'flake8==3.6.0',
+        'flake8==3.7.3',
         'PyVirtualDisplay==0.2.1',
     ],
     packages=[