fix bug of pub abstract in aminerimporter
	modified:   .gitignore
	modified:   backend/src/CMakeLists.txt
	modified:   backend/src/aminerdata.cpp
	modified:   backend/src/main.cpp
	modified:   backend/src/search.cpp
	modified:   backend/src/search.hpp

	backend/src/group_searcher.cpp
	backend/src/group_searcher.hpp
	backend/src/libICTCLAS50.a
	backend/src/pminer.hpp
	backend/src/pminerdata.cpp
	backend/src/pminerdata.hpp
	backend/src/pminerimporter.cpp
	backend/src/user_searcher.cpp
	backend/src/user_searcher.hpp
	backend/src/weibo.hpp
	backend/src/weibodata.cpp
	backend/src/weibodata.hpp
	backend/src/weiboimporter.cpp
	new file:   backend/src/group_searcher.cpp
	new file:   backend/src/group_searcher.hpp
	new file:   backend/src/libICTCLAS50.a
	new file:   backend/src/pminer.hpp
	new file:   backend/src/pminerdata.cpp
	new file:   backend/src/pminerdata.hpp
	new file:   backend/src/pminerimporter.cpp
	new file:   backend/src/user_searcher.cpp
	new file:   backend/src/user_searcher.hpp
	new file:   backend/src/weibo.hpp
	new file:   backend/src/weibodata.cpp
	new file:   backend/src/weibodata.hpp
	new file:   backend/src/weiboimporter.cpp
	new file:   build/Configure.xml
	new file:   build/Data/BiWord.big
	new file:   build/Data/CoreDict.pdat
	new file:   build/Data/CoreDict.pos
	new file:   build/Data/CoreDict.unig
	new file:   build/Data/FieldDict.pdat
	new file:   build/Data/FieldDict.pos
	new file:   build/Data/GranDict.pdat
	new file:   build/Data/GranDict.pos
	new file:   build/Data/ICTCLAS30.ctx
	new file:   build/Data/ICTCLAS_First.map
	new file:   build/Data/ICTPOS.map
	new file:   build/Data/PKU.map
	new file:   build/Data/PKU_First.map
	new file:   build/Data/character.idx
	new file:   build/Data/character.type
	new file:   build/Data/nr.ctx
	new file:   build/Data/nr.fsa
	new file:   build/Data/nr.role
	new file:   build/libICTCLAS50.a
	new file:   build/stopword.txt
	modified:   backend/src/weibodata.cpp
	new file:   backend/src/ICTCLAS50.h
	renamed:    backend/src/libICTCLAS50.a -> backend/build/src/libICTCLAS50.a
	modified:   backend/src/search.cpp
	modified:   backend/src/search.hpp
	modified:   backend/src/weibodata.cpp
add topics to aminer data
topic drift analysis for aminer

Merge remote-tracking branch 'neo/master'
add pub id, update ui
add influence by ling he
change topic button name
Merge remote-tracking branch 'hui/merge_upstream'
add apis to saeclient
add more pminer apis and data
add data set selection
Merge branch 'master' of github.com:THUKEG/saedemo
added patent knowledge drift