Upgrade to release 5.0.1:
- Drop Python 2.7 and 3.4 testing and add 3.8
- Use unittest.mock in tests
- Remove unused "env" setting from pytest section
- Remove nose references
- Add locked method to Lock
- Add paragraph to caveats about cache volume for Issue
License-Update: Update year
Signed-off-by: Leon Anavi <leon.anavi@konsulko.com>
Acked-by: Trevor Gamblin <trevor.gamblin@windriver.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>
