add some design notes/design discussion.
add some design notes/design discussion.

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