Clarified documentation for important NodeID methods. (#1564)
Clarified documentation for important NodeID methods. (#1564)

These methods have names which have different behaviour than a newcomer to Trillian may expect. Having a little more documentation may save someone from misunderstanding these methods, or from needing to work it out by reading the code.
AlCutter/trillian,daviddrysdale/trillian,Martin2112/trillian,daviddrysdale/trillian,google/trillian,gdbelvin/trillian,google/trillian,daviddrysdale/trillian,gdbelvin/trillian,Martin2112/trillian,Martin2112/trillian,RJPercival/trillian,AlCutter/trillian,gdbelvin/trillian,RJPercival/trillian