Initial stab at accordian header on applications page

styles/atat.scss

@@ -12,6 +12,7 @@
 @import 'elements/buttons';
 @import 'elements/panels';
 @import 'elements/block_lists';
+@import 'elements/accordians';
 @import 'elements/tables';
 @import 'elements/sidenav';
 @import 'elements/action_group';