Release 1.0.0-rc.1

Added

• FileSize utility with method to display bytes in a human-readable way
• CultureInfo extension method to get the language code of a culture
• IEnumerable extension methods
• IConfiguration extension methods
• IServiceCollection extension methods
• String extension methods
• DateTime extension methods
• StringBuilder extension methods
• IFormFile extension method (AspNetCore package only)
• DbSet extension methods for ISortableEntity interface (EntityFrameworkCore package only)