[VGame] Need a way to capture SDL_TextInputEvent for text input from scripts.

[MattGuerrette]

We need to capture the SDL_TextInputEvent into a buffer that we can send to scripts. This way we can effectively capture user text input when requested.

Here is the SDL sample documentation: https://wiki.libsdl.org/Tutorials/TextInput

[MattGuerrette]

It has been implemented now.