'snapcraft push' dies with traceback if credentials are invalid
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Hello,
We are using travis to build and upload snap package for CloudCompare (https://github.com/CloudCompare/CloudCompare)
the last step fail with an UnicodeDecodeError. I don't know if it's specific to our setup or a bug in snapcraft.
here is the full raw travis log https://api.travis-ci.org/v3/job/358151797/log.txt
the used .travis.yml file
https://github.com/CloudCompare/CloudCompare/blob/beta_builds_debug/.travis.yml
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