Completed the user added
User list basic function implementation
User delete completion
MD5 password encryption is not done, the information release permission is displayed
1. When the user is written, it is found that when the transmission parameter is digital (ID), when the transmission parameter is a string (userid) error, the following Microsoft OLE DB Provider for ODBC Drivers Error '80040E14' [Microsoft] [ODBC SQL Server Driver] [SQL Server] column name 'EWW' is invalid.
