Them "dichuyen" cho CTTHIETBI (Can Migration)

-Tu dong ghi log khi co su thay doi
*Migration DB (do them rang buoc unique tren LOGTHIETBIS, Doi ten
LOGTINHTRANG=>LOGTHIETBIS cho phu hop
-Can chay "Update-Database" neu muon su dung tren may Local
Merge branch 'master' of https://github.com/quocdunginfo/QuanLyTaiSan