HR milestone 2, application audit log and tracking.

This milestone brings in application auditing, allowing for people to track who modify what applications and provide
acception/rejection reasons as part of the messages sent out to the users.

hr/admin.py

@@ -1,12 +1,15 @@
 from django.contrib import admin
 from django.contrib.auth.models import User
 from django.contrib.auth.admin import UserAdmin
-from hr.models import Application, Recommendation
+from hr.models import Application, Recommendation, Audit
 
 class ApplicationAdmin(admin.ModelAdmin):
     list_display = ('user', 'character', 'status')
     search_fields = ['user', 'character', 'status']
 
+    def save_model(self, request, obj, form, change):
+        obj.save(user=request.user)
+
 admin.site.register(Application, ApplicationAdmin)
 
 class RecommendationAdmin(admin.ModelAdmin):
@@ -15,3 +18,8 @@ class RecommendationAdmin(admin.ModelAdmin):
 
 admin.site.register(Recommendation, RecommendationAdmin)
 
+class AuditAdmin(admin.ModelAdmin):
+    list_display = ('application', 'event', 'date')
+
+admin.site.register(Audit, AuditAdmin)
+