[3.1.0] - 2025-01-09

• Updated version of fast_image_resize to 5.1.0.
• Added support for multi-thread image processing.
  You can create an instance of ResizerThreadPool and use it for set
  ResizeOptions.thread_pool field or put it as argument of AlphaMulDiv methods.
• Added support for optimization with help of SSE4.1 and AVX2 for
  the F32 pixel type.
• Added support for new pixel types F32x2, F32x3 and F32x4 with
  optimizations for SSE4.1 and AVX2.