lp1855780 Notification Action Triggers

lp1855780 Notification Action Triggers
Port Notification Action Triggers from DOJO to Angular.  This consists of 4 grids, each
navigated to by its corresponding tab. The Trigger Event Definitions grid allows
cloning of records.

Signed-off-by: Mike Risher <mrisher@catalyte.io>
 Changes to be committed:
	modified:   Open-ILS/src/eg2/src/app/staff/admin/local/admin-local-splash.component.html
	modified:   Open-ILS/src/eg2/src/app/staff/admin/local/routing.module.ts
	new file:   Open-ILS/src/eg2/src/app/staff/admin/local/triggers/triggers.component.html
	new file:   Open-ILS/src/eg2/src/app/staff/admin/local/triggers/triggers.component.ts
	new file:   Open-ILS/src/eg2/src/app/staff/admin/local/triggers/triggers.module.ts
	new file:   Open-ILS/src/eg2/src/app/staff/admin/local/triggers/triggers_routing.module.ts