Batcave

- Added
- New envcfg module.

- Changed
- Fixed sqlscript usage of syscmd.

- Added
- Authorization parameter to SQLScript.
- Authorization parameter to servermgr objects.
- Process management to servermgr.
- Ability to redirect output to a Qt widget.
- Added COM support to server mgr.
- Added IIS support to servermgr.Server.
- Check for server existence in servermgr.Server.
- Provide iispy.IISInstance.exists property.
- Default cmds.Commander option of --quiet.
- cmds.Commander --raise-on-error parameter to throw errors when parser problem.
- Ability to get current Logger.level.

- Changed
- Use closing and suppress from contextlib.
- Fix sys module usage.
- Allow SQLScript to be used in a with statement.
- Return output from iispy.IISInstance.reset.

- Changed
- Updated DEFAULT_PRODUCT_DB.
- Make Logger logname argument required.

- Added
- Added rollback method to StateMachine.
- Added exist property to Service.

- Changed
- Convert possible string to server object in LoadBalancer method.

- Added
- Added the statemachine module.
- Added the servermgr module.
- Added requirement for slacker module.
- Added requirement for WMI module.

- Changed
- Update setuptools to 34.3.2.
- Throw RaiseAttribute when appropriate.

- Removed
- Removed the singleton implementations since those can be handled with global instances in Python.

- Changed
- Allow fileutil.Expander use non-strings for replacement.
- Fix issue with use of variable named 'path' in sysutil module.
- Rename home directory variable.
- Update PyQt to 5.8.1.1.
- Update setuptools to 34.3.1.