fix failure caused by '\' usage  in circle-ci yaml
fix failure caused by '\' usage  in circle-ci yaml

MarcosPividori/atomspace,williampma/atomspace,Selameab/atomspace,MarcosPividori/atomspace,williampma/atomspace,cosmoharrigan/atomspace,printedheart/atomspace,virneo/atomspace,cosmoharrigan/atomspace,virneo/atomspace,AmeBel/atomspace,jswiergo/atomspace,cosmoharrigan/atomspace,inflector/atomspace,rodsol/atomspace,rohit12/atomspace,UIKit0/atomspace,misgeatgit/atomspace,ArvinPan/atomspace,printedheart/atomspace,rTreutlein/atomspace,Selameab/atomspace,ArvinPan/atomspace,jswiergo/atomspace,AmeBel/atomspace,rohit12/atomspace,inflector/atomspace,rodsol/atomspace,UIKit0/atomspace,williampma/atomspace,jswiergo/atomspace,misgeatgit/atomspace,rodsol/atomspace,UIKit0/atomspace,misgeatgit/atomspace,UIKit0/atomspace,rTreutlein/atomspace,ceefour/atomspace,AmeBel/atomspace,inflector/atomspace,misgeatgit/atomspace,ArvinPan/atomspace,Selameab/atomspace,virneo/atomspace,cosmoharrigan/atomspace,yantrabuddhi/atomspace,jswiergo/atomspace,rTreutlein/atomspace,AmeBel/atomspace,yantrabuddhi/atomspace,virneo/atomspace,printedheart/atomspace,yantrabuddhi/atomspace,AmeBel/atomspace,inflector/atomspace,rohit12/atomspace,ArvinPan/atomspace,MarcosPividori/atomspace,ceefour/atomspace,rTreutlein/atomspace,Selameab/atomspace,rTreutlein/atomspace,williampma/atomspace,ceefour/atomspace,rohit12/atomspace,yantrabuddhi/atomspace,yantrabuddhi/atomspace,printedheart/atomspace,rodsol/atomspace,inflector/atomspace,ceefour/atomspace,MarcosPividori/atomspace,misgeatgit/atomspace