less compare function. This is used for hashing.
Moved the functor over to rubyclasses to avoid bloat
when GC_VALUE is not used.
Updated std::map test to check for equivalence.
Updated CHANGES.current a tad to move the STL
stuff as last and merge two feature updates as one.
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@9740 626c5289-ae23-0410-ae9c-e8d60b6d4f22