Fix file endings
Merge pull request #1084 from GrahamCampbell/3.7

Fix File Endings
Merge branch '3.7'
Check the requirements before calling the setUp()
Merge pull request #1086 from rybakit/patch-1

Check the requirements before calling the setUp()
Check the requirements before setUpBeforeClass()
Merge pull request #1087 from rybakit/patch-1

Check the requirements before setUpBeforeClass()