add tool to show currently connected AP

contrib/get_current_ap.py

@@ -0,0 +1,15 @@
+#!/usr/bin/python
+
+import subprocess
+from pymongo import MongoClient
+client = MongoClient()
+
+db = client.freifunk
+
+# this tool will try to show you the hostname of the Freifunk AP you are currently connected to
+
+mac = subprocess.check_output(["iwgetid", "-ar"]).strip().lower().decode()
+
+router = db.routers.find_one({"netifs.mac": mac})
+
+print(router["hostname"])