Merge pull request linkedin#334 from elautz/flake8-fix

Minor bug fix for Flake8 Task

Merge pull request linkedin#333 from elautz/flake8-infra

Added infrastructure to safely bump flake8 version

Merge pull request linkedin#325 from elautz/coverage-null-path

Added a null check for the htmlDir in PyCoverageTask

Merge pull request linkedin#331 from elautz/flake8-config-fix

Build configuration again extends from flake8 configuration

Merge pull request linkedin#329 from zvezdan/flake8-config-compatibility

Keep flake8 configuration for compatibility.

Merge pull request linkedin#328 from zvezdan/fix-pivy-version-matching

Fix the edge case version comparison in pivy-importer.

Merge pull request linkedin#323 from elautz/flake8-venv

Reverted logic that has flake8 run in different venv

Merge pull request linkedin#326 from lorencarvalho/isort-black-tasks

Add an 'isort' & 'black' task.

Merge pull request linkedin#316 from bzzzzzz/master

Update pygradle to gradle 5

Merge pull request linkedin#319 from elautz/coverage-runs-twice

Modified ValidationPlugin to ensure pytests only run once