made changes everywhere, now the id for employees and clients is Long.
added and tested functionality, so that get employee by id method to display it on the right reads all the employee attributes from the database.
minor changes to delete and update methods from the Controller
Added a new jlabel with a new jtextfield for the extra data to be displayed in the employees and clients. 

Fixed the display (what and when to be displayed) .
Added a new jlabel with a new jtextfield for the extra data to be displayed in the employees and clients. 

Fixed the display (what and when to be displayed) .

Disables the jDetailsPanel and enabled it when needed.
!!!!!!!
asdasdasd
update() method from the controller modified to work perfect, except reservations and facility reservations
put conditions