Add ChoiceLink support, per bug #644
Add ChoiceLink support, per bug #644

ArvinPan/atomspace,yantrabuddhi/atomspace,AmeBel/atomspace,inflector/atomspace,AmeBel/atomspace,AmeBel/atomspace,ArvinPan/atomspace,yantrabuddhi/atomspace,yantrabuddhi/atomspace,AmeBel/atomspace,rTreutlein/atomspace,AmeBel/atomspace,misgeatgit/atomspace,inflector/atomspace,misgeatgit/atomspace,rTreutlein/atomspace,ArvinPan/atomspace,ArvinPan/atomspace,inflector/atomspace,misgeatgit/atomspace,misgeatgit/atomspace,rTreutlein/atomspace,inflector/atomspace,rTreutlein/atomspace,rTreutlein/atomspace,inflector/atomspace,yantrabuddhi/atomspace,misgeatgit/atomspace,yantrabuddhi/atomspace