Add basic CSV export, mac db update

inventory/pages/add_page.py

@@ -5,8 +5,15 @@ from typing import *  # type: ignore
 
 import rio
 import datetime
-from mac_vendor_lookup import AsyncMacLookup
-
+from mac_vendor_lookup import AsyncMacLookup, MacLookup
+mac = MacLookup()
+print("Updating vendors...")
+try:
+    mac.update_vendors()
+    print("Update complete!")
+except:
+    print("Update failed, no internet?")
+    pass
 # from db_classes import *
 from db_classes import get_location_id, create_item, fancy_location
 from .. import components as comps