add book by isbn
yooed
Merge pull request #31 from sjtug/zs

add book by isbn; yooed times
yoo list times
New  addbook

addBook = function(isbn,infodata,success_callback,error_callback)

fetchBookInfo=function(isbn,callback)
Merge pull request #33 from Nihiue/master

New  addbook
Merge pull request #32 from sjtug/zs

yoo list times
multi yoo
Merge pull request #34 from sjtug/zs

multi yoo
fix a bug when no people found
finish yoo