- create the framework for the documentation

• create the framework for a HTML documentation using Sphinx
• solved build issues with the existing docstrings
• snippets.snippetsWin32 (running on Windows OS) was not included, I need to figure out a way around the if not psutil.WINDOWS

For devices.deviceNiCard and devices.deviceRehodyneBox: PyDAQmx import can be mocked but there are undefined variables in deviceNiCard which make the build fail (lines 23 to 30) -> TODO