Merge pull request mandiant#455 from Ana06/v1-6-0

version: bump to v1.5.1

Merge pull request mandiant#415 from fireeye/williballenthin-patch-2

v1.5.0

changelog: v1.4.1

Merge pull request mandiant#350 from fireeye/release-1.4.0

release v1.4.0

pyinstaller: fix viv pe parser

ci: publish: formatting

Sync capa rules submodule

Merge pull request mandiant#266 from fireeye/release-v1.2.0

release v1.2.0

setup: use vivisect from pypi

closes mandiant#254