fixed cogserver path in persist sql README
fixed cogserver path in persist sql README

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