Created more panic conditions for the KEY0 and KEY1.

The background attributes seem to be failing.

Will allow much better debug.

Allows for more flexibility passing command line arguments.

Still pending processing and conversion to RGB8888.

Still requiring a lot of operational work to allow proper working.

The code now breaks if pedantic is set and a warning is triggered.

Callback is done using a global window function.
Printing is performed to the console output.
This is still a work in progress and the final display of the image should be included in the Web interface.

The solution makes use of the chrono module to obtain time and the image module to save PNG files.
The Web version is still pending support for printing.

The image data buffer printing is still pending.
Still a lot of TODOs and edge cases to be solved.

APU enabled getter was not being correctly called.

This allows better understanding of the ROMs and their purpose.

There's still no control over the channels themselves, but the basic interleaved buffer support is now coded.
There's also new support for buffer size definition in seconds.

Support for set of video, audio and timer.
Now with support for toggling audio in the SDL version.