Batcave

- Changed
- Fixed build.VisualStudioApplication to work with MSBuildBuilder changes.

- Added
- Added netutil.download.
- Added support for enabling/disabling system services.
- Added to sysutil: create_user, create_groups.

- Changed
- Replace sysutil.chmodtree with chmod/chown with recursive parameter.
- Make Cmd driver processing case-sensitive.
- Update sysutl.syscmd to take command, arg1, arg2 rather than cmdspec.
- Updated internal version number to three digits.
- Fixed error with unpacking compressed tar files.
- Update setuptools to 38.4.0.

- Added
- Improved MSTest support.
- Build completed successfully message.

- Changed
- Update default version file for webapp project type.
- Update setuptools to 38.2.4.
- Update virtualwrapper-win to 1.2.5.
- Update GitPython to 2.1.8.
- Update cx_Freeze to 5.1.1.

- Added
- Added VisualStudioWebsite and VisualStudioWebapp.

- Changed
- Improve product and builder argument handling.
- Added leader to build messages.
- Change Docker tag to be just the buildname.

- Removed
-Removed vsver argument to Visual Studio products and builders.

- Added
- Added create_package argument to CxFreezeBuilder.

- Changed
- Don't require packages which aren't available in Docker Alpine containers.
- Don't install PyQt5 on unsupported Linux distributions.
- Improve Linux build OS determination in platarch.get_type.

- Changed
- Make sure all __getattr__ calls raise AttributeError on failure.