add documentation to the scoring_functions file.
add documentation to the scoring_functions file.

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