/*

function index($module_name){} for listing - should not be blank


function save_before($module_name,$id){} for running code before main save function

function save($module_name,$id){} for running code after main save function


function delete_before($module_name,$id){} for running code before main delete function

function delete($module_name,$id){} for running code after main delete function



financial_period_model
users_model

are generally used in all projects, please try not to delete them

*/