Tag v0.4.6

Tag for v0.4.5

Allow python3 to be found; fixes newest / future macOS

[Diag][#9] Fix diagnostic compilation on macos 10.14

Merge pull request #7 from krasznaa/PythonUsageFix-master-20181023

Python Usage Fixes, master branch (2018.10.23.)

Release notes for 0.4.1

update for V0.4.0

Make out of source build possible

Fix issue #2

New release including an improvement in the logf implementation