Added text selection with mouse and keyboard, copying, pasting and cutting to engine.client.gui.textbox
It doesn't work with multiple lines, I'm pretty sure that .multiline is broken as I couldn't find a way to actually make multiple lines. (I'll implement multi line support as soon as I find out)
Added text selection with mouse and keyboard, copying, pasting and cutting to engine.client.gui.textbox
It doesn't work with multiple lines, I'm pretty sure that .multiline is broken as I couldn't find a way to actually make multiple lines. (I'll implement multi line support as soon as I find out)
This addresses #34