Parser: Check correct indentations #23
Description
The parser should check the DSD file for correct indentations.
Is your feature request related to a problem? Please describe.
The indentations were wrong and the error message AttributeError: 'NoneType' object has no attribute 'add_child_element' was utterly useless.
Describe the solution you'd like
The parser should check the DSD file for correct indentations and produce a proper error message if it's broken