Remove cog-equal? as it isn't used
Remove cog-equal? as it isn't used

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