Merge pull request iterative#231 from efiop/master

Misc logging and exceptions

Merge pull request iterative#162 from efiop/master

travis: add workaround for mac build

appveyor: remove 'artifact' from 'deploy' section

It should upload artifacts automatically.

appveyour: Update auth token for release deploy

Apparently it is not the same as for travis.

Merge pull request iterative#142 from efiop/master

appveyor: rename yml back

Merge pull request iterative#138 from efiop/master

travis: fix secure token

Merge pull request iterative#137 from efiop/master

travis: publish dvc rpm and deb installers on releases

Merge pull request iterative#140 from efiop/master

appveyor: rename yml and add 'branches'

Increase version to 0.8.5

GCP credentials setup hack