Batcave

- Changed
- Improved platarch.Platform().
- Use commander.Commander() to parse build arguments.
- Improved cx_Freeze package creation logic.
- Moved cmds functions to sysutil.
- Renamed cmds module to commander.
- Upgraded docker to to 3.6.0.
- Upgraded psutil to to 5.4.8.
- Upgraded requests to 2.21.0.
- Upgraded setuptools to 40.6.3.
- Final Pylint cleanup.

- Removed
- Moved BaRT specific support module to BaRT.

- Changed
- Fixed remote_powershell member of iispy.IISInstance.

- Changed
- User the docker client to manage Google registry images.
- Upgraded setuptools to 40.5.0.

- Changed
- Fix double remote option sent to syscmd by iispy.appcmd().

- Changed
- Fixed servermgr.Service.get_service() on Windows.

- Added
- Added servermgr.LoadBalancer support for adding a VIP.
- Added upstart support to servermgr.Service().

- Changed
- Fixed SysV service management in servermgr.LinuxService.
- Upgraded docker to to 3.5.1.
- Upgraded requests to 2.20.0.