Improve comments of type_intersection
Improve comments of type_intersection

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