binding.rb in facets-2.2.0

- old
+ new

@@ -1,3 +1,6 @@
 require 'facets/binding/eval.rb'
+require 'facets/binding/defined.rb'
+require 'facets/binding/self.rb'
+require 'facets/binding/here.rb'  # technically should be in kernel.
 require 'facets/binding/cflow.rb'
 require 'facets/binding/vars.rb'