Updating class diagram
Class generator
Input class
Merge remote-tracking branch 'main/master'

Conflicts:
	src/constant.py
Added the logger class and its unittest

Added the singleton_meta_class used in the logger
Updating class  for cell, generator, sudoku_matrix, input_files, and unit_test
Merge pull request #10 from gilmartercerosalvarez/master

Updating class
Merge pull request #11 from aleisa07/master

added comments to the keywords
Deleting old class sudokuMatrix
Merge pull request #12 from gilmartercerosalvarez/master

Deleting old class sudokuMatrix
Added comments to constant module
Merge https://github.com/edson-gonzales/Sudoku-A2

Conflicts:
	src/constant.py
Corrected misspelling in some Classes

Updated the import in some unittest in order to execute the code coverage
Added some comments to methods
Added the test_suite in order to execute all the unittest and calculate the code coverage
Updated the Logger and Singleton meta class according to code review

Updated the variable and method name in the logger unittest
Updated the print_sudoku_matrix method
adding timer decorator on Backtracking and Norvig algorithms