Proposal by TF Substitutes/Retrofits provides supporting material for LEDr light sources equivalence report for C5W

A general reference to the definitions in R.E.5 is inserted in 2.1 and a specific reference to the definition of the “AE device” in R.E.5 is inserted in 2.2.2.2.2.b., in order to explain the term “AE device” where it first appears in the body text.