Added new text-formatting tokens

$bld - Applies a bold effect to the text
					
$udl - Applies an underline effect to the text
					
$ita - Applies an italic effect to the text
					
$rev - Reverses foreground and background colours in the text					
					$col<forgeround,background> - Sets the text's colours. Example: "$col4,0hi"
echoes "hi" in red
					
$nor - Removes all the effects