Support binary literals.

[ProSurfer73]

It would be great to add support for binary literals inside macro parser. (source of the image: https://www.geeksforgeeks.org/integer-literal-in-c-cpp-prefixes-suffixes/)

[ProSurfer73]

As you can see by the picture below, the program now knows how to convert binary expressions into decimal ones.

But we still face an issue when binary expressions are alone, as with this example :

[ProSurfer73]

The issue is now closed.