format: csv
lines:
sample:
"id","username","name","realname","phone","email","password"
"1","EricLiu","EricLiu","ericliu","","liurh@csdn.net","9755DD05564EAD9EADCACE40B5A02711"
"2","山涧流水","","山涧流水","","fw19@sina.com","6BB518D1A42F22DA5CA62D5EE41C5D4F"...