add hello
add more initial files
create tables

create a new folder, you need to change the filename where import
model.py
there is no relationship yet
(haven't check wheather the tables created by this module are right)
modify .gitigore
Merge pull request #2 from jjdblast/master

jinjiandong 2013-3-2 
>pass it
Merge pull request #1 from cyxtj/master

2013年3月2日
>pass it
初步完成药品库的框架
Merge remote-tracking branch 'yanshixing/master'