Rename folders to reflect the topic discussed in each chapter

Implement a glob text parser

Implement __eq__ method for matcher classes

Make matcher objects comaparable

fix syntax errors

Add the matcher classes from chapter 4 (on matching patterns)

Implement a simple Tokenizer

Refactor using the Extract Parent Class pattern and the Null Object pattern

Add failing test for /{a,b}/ `either` matcher

Implement /{a,b}/ glob matcher (match either /a/ or /b/)

don't track __pycache__/

Implement `/*/` wildcard matcher

Add literal string matcher

find duplicate files using sha256 hasing algorithm

Using a naive hash