Further optimization, moving data line-by-line
Old optimization left for reference

Using ImageResizeCanvas()

Now uses GetImageAlphaBorder()

Avoid GetImageData() retrieval and free

Added several optimized options for future reference (if required)

Co-authored-by: frithrah <simon@frithrah.com>

Some resources used in examples have not a clear license, so, I'm replacing some of them for clearly licensed versions or resources created by me under CC0. License file to be added.

Co-authored-by: Branlix 3000 <branlix@3000.3k>

- The Mouse struct already stores cursorOnScreen. This function simply exposes it to the usage code.

It could be useful in a future...

Switched custom WAV laoding/saving funtionality to drwav library, it also provides the required mechanisms to stream wav data.

Compression API requires functions provided by stbi_image_write (DEFLATE compression)

This change could introduce an issue on dataSize precalculation...

All functions requiring sizeof() now follow the same convention:

NUM_ELEMENTS*NUM_SUBELEMENTS*sizeof()