Batcave

- Added
- Added dependency on P4Python.
- Add privileged run option to psexec in sysutil.syscmd.

- Changed
- Upgrade setuptools to 35.0.2.
- Ignore more robocopy codes that indicate success in servermgr.ServerPath.copy.
- Fix issue with LoadBalancer management of a Server without DNS name resolution available.

- Changed
- Raise ServerObjectManagementException on all COM and WMI connection errors.

- Changed
- Improved build.MochaTest.

- Added
- Require the unittest-xml-reporting package.
- build.PythonUnitTester.
- build.MochaTester.

- Changed
- Updated build for new build.Product definition.

- Changed
- Update build.run_system_command for new syscmd usage.

- Added
- servermgr.LoadBalancer.get_cache_content_group and flush_cache_content.

- Changed
- Changed servermgr.Server wmi_connect arg to defer_wmi.
- Let servermgr.Server make WMI connection when needed.
- Fixed statemachine unit tests.
- Update iispy.IISConfigurationSection to be more section generic.
- Upgrade setuptools to 35.0.1.