Use a modal alert for editing reimbursements
   calpoly/frontend/static/css/consoles/budget.css: Remove styles relating to having form elements inline in the reimbursement table, add styles for having the form elements in the modal alert
   calpoly/frontend/static/js/ModalAlert.js: Space after an  `if`
   calpoly/frontend/static/js/consoles/budget.js: Generate a modal alert for editing a reimbursement, instead of having the fields inline in the table
   calpoly/frontend/static/js/consoles/finance.js: Make the submit function its own var
   calpoly/frontend/static/templates/consoles/budget.html: Store some markup needed by the js here
   setup.sql: Modified to recognize TRACKING or NON_TRACKING budget categories