Fix bug in powerset
Fix bug in powerset

anitzkin/opencog,inflector/atomspace,jlegendary/opencog,prateeksaxena2809/opencog,rohit12/opencog,gavrieltal/opencog,rodsol/opencog,TheNameIsNigel/opencog,gaapt/opencog,Selameab/atomspace,cosmoharrigan/opencog,iAMr00t/opencog,cosmoharrigan/opencog,inflector/opencog,printedheart/opencog,MarcosPividori/atomspace,AmeBel/atomspace,kim135797531/opencog,ArvinPan/atomspace,sanuj/opencog,yantrabuddhi/atomspace,kinoc/opencog,gavrieltal/opencog,Selameab/opencog,ceefour/atomspace,eddiemonroe/opencog,eddiemonroe/opencog,AmeBel/opencog,andre-senna/opencog,sanuj/opencog,rTreutlein/atomspace,rodsol/opencog,Tiggels/opencog,AmeBel/opencog,Allend575/opencog,misgeatgit/atomspace,jswiergo/atomspace,TheNameIsNigel/opencog,cosmoharrigan/opencog,cosmoharrigan/opencog,ceefour/atomspace,gavrieltal/opencog,Selameab/atomspace,ruiting/opencog,andre-senna/opencog,misgeatgit/opencog,Selameab/opencog,eddiemonroe/opencog,sumitsourabh/opencog,misgeatgit/opencog,rohit12/opencog,tim777z/opencog,sanuj/opencog,gavrieltal/opencog,UIKit0/atomspace,ceefour/atomspace,inflector/opencog,shujingke/opencog,williampma/opencog,jswiergo/atomspace,misgeatgit/opencog,Allend575/opencog,AmeBel/opencog,eddiemonroe/opencog,misgeatgit/atomspace,prateeksaxena2809/opencog,ruiting/opencog,rohit12/opencog,misgeatgit/opencog,iAMr00t/opencog,ceefour/opencog,Selameab/atomspace,roselleebarle04/opencog,roselleebarle04/opencog,gaapt/opencog,williampma/atomspace,sumitsourabh/opencog,rohit12/atomspace,MarcosPividori/atomspace,prateeksaxena2809/opencog,eddiemonroe/atomspace,anitzkin/opencog,virneo/atomspace,williampma/atomspace,printedheart/opencog,ArvinPan/atomspace,ArvinPan/opencog,ceefour/opencog,misgeatgit/atomspace,kim135797531/opencog,Allend575/opencog,cosmoharrigan/opencog,anitzkin/opencog,rodsol/opencog,jswiergo/atomspace,ruiting/opencog,prateeksaxena2809/opencog,Allend575/opencog,eddiemonroe/opencog,ceefour/opencog,Selameab/opencog,rodsol/atomspace,jlegendary/opencog,inflector/opencog,shujingke/opencog,rodsol/atomspace,Selameab/atomspace,AmeBel/opencog,rodsol/opencog,gavrieltal/opencog,rodsol/opencog,Selameab/opencog,williampma/opencog,misgeatgit/atomspace,shujingke/opencog,ArvinPan/opencog,sumitsourabh/opencog,roselleebarle04/opencog,printedheart/atomspace,inflector/atomspace,sumitsourabh/opencog,Selameab/opencog,williampma/opencog,kim135797531/opencog,yantrabuddhi/atomspace,ArvinPan/opencog,AmeBel/opencog,ruiting/opencog,cosmoharrigan/opencog,inflector/atomspace,williampma/opencog,zhaozengguang/opencog,AmeBel/opencog,yantrabuddhi/opencog,misgeatgit/opencog,gaapt/opencog,printedheart/opencog,zhaozengguang/opencog,virneo/atomspace,andre-senna/opencog,jlegendary/opencog,kinoc/opencog,tim777z/opencog,virneo/opencog,eddiemonroe/atomspace,shujingke/opencog,sumitsourabh/opencog,Tiggels/opencog,yantrabuddhi/opencog,rohit12/atomspace,sanuj/opencog,inflector/opencog,rodsol/opencog,yantrabuddhi/atomspace,kim135797531/opencog,anitzkin/opencog,kim135797531/opencog,inflector/opencog,kinoc/opencog,virneo/opencog,sumitsourabh/opencog,ceefour/opencog,virneo/atomspace,roselleebarle04/opencog,jlegendary/opencog,inflector/atomspace,gavrieltal/opencog,TheNameIsNigel/opencog,rohit12/atomspace,andre-senna/opencog,gaapt/opencog,yantrabuddhi/opencog,roselleebarle04/opencog,shujingke/opencog,williampma/atomspace,yantrabuddhi/opencog,printedheart/atomspace,ceefour/opencog,misgeatgit/opencog,misgeatgit/opencog,eddiemonroe/atomspace,cosmoharrigan/atomspace,Tiggels/opencog,williampma/opencog,yantrabuddhi/opencog,Allend575/opencog,UIKit0/atomspace,roselleebarle04/opencog,Tiggels/opencog,ruiting/opencog,ArvinPan/opencog,printedheart/opencog,rohit12/opencog,shujingke/opencog,eddiemonroe/opencog,inflector/opencog,cosmoharrigan/atomspace,UIKit0/atomspace,ruiting/opencog,virneo/atomspace,AmeBel/opencog,inflector/opencog,TheNameIsNigel/opencog,ArvinPan/opencog,virneo/opencog,ArvinPan/opencog,inflector/opencog,rodsol/atomspace,kinoc/opencog,ceefour/opencog,rodsol/atomspace,williampma/opencog,iAMr00t/opencog,yantrabuddhi/opencog,printedheart/opencog,tim777z/opencog,rohit12/opencog,MarcosPividori/atomspace,TheNameIsNigel/opencog,inflector/atomspace,misgeatgit/opencog,eddiemonroe/opencog,virneo/opencog,jswiergo/atomspace,rohit12/atomspace,UIKit0/atomspace,misgeatgit/opencog,rTreutlein/atomspace,misgeatgit/atomspace,rTreutlein/atomspace,prateeksaxena2809/opencog,eddiemonroe/atomspace,AmeBel/atomspace,AmeBel/atomspace,iAMr00t/opencog,cosmoharrigan/atomspace,AmeBel/atomspace,ceefour/opencog,rTreutlein/atomspace,kim135797531/opencog,andre-senna/opencog,zhaozengguang/opencog,zhaozengguang/opencog,eddiemonroe/atomspace,kinoc/opencog,kim135797531/opencog,anitzkin/opencog,sanuj/opencog,printedheart/opencog,Tiggels/opencog,gaapt/opencog,roselleebarle04/opencog,TheNameIsNigel/opencog,printedheart/atomspace,ArvinPan/atomspace,zhaozengguang/opencog,gavrieltal/opencog,sanuj/opencog,cosmoharrigan/atomspace,anitzkin/opencog,tim777z/opencog,virneo/opencog,yantrabuddhi/atomspace,tim777z/opencog,Allend575/opencog,ArvinPan/atomspace,anitzkin/opencog,Tiggels/opencog,tim777z/opencog,williampma/atomspace,AmeBel/atomspace,ruiting/opencog,yantrabuddhi/atomspace,prateeksaxena2809/opencog,andre-senna/opencog,jlegendary/opencog,MarcosPividori/atomspace,sumitsourabh/opencog,gaapt/opencog,jlegendary/opencog,shujingke/opencog,kinoc/opencog,zhaozengguang/opencog,gaapt/opencog,Allend575/opencog,virneo/opencog,ceefour/atomspace,iAMr00t/opencog,andre-senna/opencog,rTreutlein/atomspace,yantrabuddhi/opencog,Selameab/opencog,kinoc/opencog,prateeksaxena2809/opencog,jlegendary/opencog,rohit12/opencog,virneo/opencog,iAMr00t/opencog,printedheart/atomspace