/* @add MVC.String Static *| adds to MVC.String's static methods
/* @add MVC.Controller Prototype *| adds to MVC.Controller's prototype methods It's important to note that add must be in its own comment block.add_add(line) -> undefined
{String} - the line that had @add
scope() -> MVC.Doc.Pair
{MVC.Doc.Pair} - The new scope where additional comments will be added