guile: explicitly check that object is a handle
guile: explicitly check that object is a handle

Because if we just assume it is, we will crash. And that's unhappy.

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