Add fetching versions of the getters.
Add fetching versions of the getters.

misgeatgit/atomspace,rTreutlein/atomspace,rTreutlein/atomspace,misgeatgit/atomspace,AmeBel/atomspace,misgeatgit/atomspace,AmeBel/atomspace,AmeBel/atomspace,rTreutlein/atomspace,misgeatgit/atomspace,rTreutlein/atomspace,AmeBel/atomspace,rTreutlein/atomspace,misgeatgit/atomspace,AmeBel/atomspace