Add basic typing to pylint/pyreverse

[DanielNoord]

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Type of Changes

	Type
✓	🔨 Refactoring

Description

Ref #2079 (comment)
This allows ticking of pylint/pyreverse/dot_printer.py, pylint/pyreverse/printer.py and pylint/pyreverse/printer_factory.py from the list.

[coveralls]

Pull Request Test Coverage Report for Build 1298382108

• 5 of 5 (100.0%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 93.115%

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Totals
Change from base Build 1294541154:	0.0%
Covered Lines:	13390
Relevant Lines:	14380

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💛 - Coveralls

[DudeNr33]

Thanks for catching those places I missed! 😊

[DanielNoord]

The pyreverse directory is actually pretty well typed for pylint's standard. I think we have you to thank for that 👍