* Added Palo Alto Networks Icon
* Update Brand Guidelines
* Added HashiCorp Logo
* Remove Palo Alto from this PR.
* Remove HashiCorp from this branch
* Added Platform.sh Icon
* Update platform.sh Icon
* Update platform.sh logo color
Co-authored-by: Adam Rusted <hello@adamrusted.me>
Co-authored-by: Peter Noble <petershaggynoble@gmail.com>
