Merge pull request #20 from mutpy/feature/python3.8-support

Add support for Python 3.8

Bump version to v0.3.6

Bump version to v0.3.5

Bump version to v0.3.4

Merge remote-tracking branch 'origin/master' into add-lineno-checker

Bump version to v0.3.2

Merge remote-tracking branch 'origin/master'

Bump version to 0.3.0

Merge pull request #8 from mutpy/fix-tests

Fix travis tests

Bump version