new features and improvements

- Separate tables for Fablab Torino membres and Officine Arduino employees.
- added a sql query for extract the name from the database,in future this improvements will allow us to give an welcome messages.
- I've changed the name of sketch in FablabDoorman.ino (the same of project) because the Arduino ide need the same name for sketch and it's parent folder.
- added a support for I2C 1602 LCD Controller, works open and closed times messages (work in progress for welcome messages)