api/gwinfo: Stop filtering br-* interfaces

Keep br-* interfaces, throw away l2tp.
Seems like batctl gwl only shows br-* or fff*, but never l2tp*.

Seems to be required to support V1 gateways with L2TP.

The main impact on table size is done by l2tp*.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

ffmap/gwtools.py

@@ -32,7 +32,7 @@ def import_gw_data(mysql, gw_data):
 		for n in gw_data["netifs"]:
 			if len(n["mac"])<17:
 				continue
-			if n["netif"].startswith("l2tp") or n["netif"].startswith("br-"):
+			if n["netif"].startswith("l2tp"): # Filter l2tp interfaces
 				continue
 			if not "vpnif" in n or not n["vpnif"]:
 				n["vpnif"] = None