Libft v1.4

• Implements some functions used in Minitalk and Push Swap projects

What's Changed

• Add integer sorting and swapping functions, refactor operation functions by @mendes-jv in #23
• Update compiler flags in Makefile by @mendes-jv in #24
• Correct newline placement in code files by @mendes-jv in #25

Full Changelog: libft-gnl-printf-fdf-utils...libft-post-push