v.0.6.4 to Master

[mikkokotila]

You want to make a PR to Talos

Thanks so much :) First, please take a moment to carefully check through
the below items:

• Changes have gone through actual use testing
• Docs are updated where relevant
• Code is PEP8
• All local tests have passed (run ./test.sh in /talos)
• Travis tests have passed

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[pep8speaks]

Hello @mikkokotila! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file talos/model/normalizers.py:

Line 27:80: E501 line too long (84 > 79 characters)

Comment last updated at 2019-09-14 14:05:56 UTC

[coveralls]

Pull Request Test Coverage Report for Build 592

• 14 of 15 (93.33%) changed or added relevant lines in 4 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage decreased (-0.04%) to 85.619%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
talos/model/hidden_layers.py	7	8	87.5%

Files with Coverage Reduction	New Missed Lines	%
talos/model/network_shape.py	1	96.43%

Totals
Change from base Build 573:	-0.04%
Covered Lines:	1280
Relevant Lines:	1495

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💛 - Coveralls