rings that are alias of boolean values to its corresponding boolean value.
		These aliases may be used as the value of boolean command-line options.
		If the value of a boolean command-line option is not defined in this table then it is registered in the processor under the boolean option's name.
		The default value for this field is a table that defines <code>"true"</code> and <code>"yes"</code> as aliases of <code>true</code> and <code>"false"</code> and <code>"no"</code> as aliases if <code>false</code>.