v1.5 push_swap working with a list until 7 numbers

V1.5 Push Swap

Now working to sort a list with:

• from 2 until 7 numbers

Bugs just fixed:

• Now the program accepts a negative number at the end of the list #13

Project in TDD (Test Driven Development)

• 48 automated tests with 150 assertions

Still TODO:

• make test for a list with 8 or more numbers
• make test for double or more signs (-- +++)

What's Changed

• 12 bugfixnegative nbr at end by @biralavor in #13

Full Changelog: v1.4...v1.5