Watchmaker

**Summary**:

* vault-auth-formula
- Rename state to vault-auth
- Add url keyword argument to read_secret execution module

**Summary**:

* Removes deprecated `emet-formula` and `dotnet4-formula` submodules
* Adds new `vault-auth-formula` submodule
* ash-windows-formula
- Replaces usage of Apply_LGPO_Delta.exe with native python and salt functionality
- Addresses additional findings for domain-joined systems
- Removes deprecated baselines from Windows Server 2008 R2, 8.1, and IE 8, 9, and 10

**Summary**:

* join-domain-formula
- Allow use of password with Linux join domain capability

**Summary**:

* ash-linux-formula
- Updates custom STIGbyID baseline to address several scan findings.
* Add content for RHEL-07-040530/SV-86899

**Summary**:

* dotnet4-formula
- Fix compatibility with Windows Server 2019 by using 2019 hotfixes
* ash-linux-formula
- Improvements for STIGv2r6
- Fix collisions caused by cat2 IDs and DISA numbering change
- Use Salt Stack version 2019.2-2

**Summary**:

* Documents configuration vs cli argument handling and precedence
* Provides a table mapping common scan findings to an associated Finding ID
* Restores propagation of the `None` value on the cli to the workers
* ash-linux-formula
- Ensures aide configuration complies with FIPS requirements
* ash-windows-formula
- Adds missing sls to restore support for Windows 10
* join-domain-formula
- Suppresses join-domain command in salt log output
- (Windows) Supports using salt-native pillar security for the `password` value
* nessus-agent-formula
- (Linux) Suppresses gpg verification so the pkg can be installed from a URL