class SassC::Script::Value::Bool

def self.new(value)

Tests `value` for truthiness and returns the TRUE or FALSE constant.
will not need to know that booleans are specific constants.
We override object creation so that users of the core API 
def self.new(value)
  value ? TRUE : FALSE
end

def to_s(opts = {})

Returns the string "true" or "false" for this value 
def to_s(opts = {})
  @value.to_s
end