Implementation of `AutomarkerIntroComponent` class that creates a part of a report

[bogumilchilinski]

Class is to implement in guide.en.py module that creates a part (reporting component - formally child of ReportComponent class) of guide for reporting module.

[bugkarol]

The code was checked with the following call:

from dynpy.utilities.components.guides.en import AutomarkerIntroComponent

AutomarkerIntroComponent(None);