Add search fields for images and image servers in admin

arkindex/images/admin.py

@@ -8,6 +8,7 @@ from arkindex.images.views import ImageServerMergeView, ImageServerSplitView
 
 class ImageServerAdmin(admin.ModelAdmin):
     list_display = ('display_name', 'url')
+    search_fields = ('url', )
 
     def get_urls(self):
         # Give views access to this ModelAdmin instance
@@ -46,6 +47,7 @@ class ImageAdmin(admin.ModelAdmin):
         ('status', EnumFieldListFilter),
     )
     fields = ('id', 'server', 'path', 'width', 'height', 'status')
+    search_fields = ('path', )
     readonly_fields = ('id', )