Added a test for adding leading zeros to a number list.
Added prependZeros implementation.
Added a test for prepending zeros, fixed implementation.
Refactored prependZeros to own file.
Refactored listToNumber to own file.
Added .gitignore, helper file now imports methods.
Added __init__ files.
Added __init__ files.
Refactored numberToList to own file.
Moved helpers into integer_arithmetics package. Implemented addition.
Removed algorithms __init__.py
Created test for single digit addition with double digit answer.
Created test for single digit addition with double digit answer.
Completed addition implementation, provided list to list and number to list.
Added methods for starting with a list or number and ending with a list or number.