#15 Specific tables for school & student coordinates
#15 Model for coordinates
#15 Added address as a coordinate type
#15 List of inputs for the coordinates
#15 Coordinates attached to the student form
#15 Correction of unit tests
#15 Correction of warnings
#15 Empty option of the student's school
#15 Layout for coordinates
#15 Sends the coordinates on create/edit
#15 Saving the coordinates
#15 Getting the list of coordinates on the fly
#15 Updating the coordinates