closing AP after connection

disable AP mode after connection

wifimgr.py

@@ -94,6 +94,7 @@ def do_connect(ssid, password):
         print('.', end='')
     if connected:
         print('\nConnected. Network config: ', wlan_sta.ifconfig())
+        wlan_ap.active(False)
     else:
         print('\nFailed. Not Connected to: ' + ssid)
     return connected
@@ -275,6 +276,7 @@ def start(port=80):
 
     while True:
         if wlan_sta.isconnected():
+            wlan_ap.active(False)
             return True
 
         client, addr = server_socket.accept()
@@ -289,6 +291,13 @@ def start(port=80):
             except OSError:
                 pass
 
+            # Handle form data from Safari on macOS and iOS; it sends \r\n\r\nssid=<ssid>&password=<password>
+            try:
+                request += client.recv(1024)
+                print("Received form data after \\r\\n\\r\\n(i.e. from Safari on macOS or iOS)")
+            except OSError:
+                pass
+
             print("Request is: {}".format(request))
             if "HTTP" not in request:  # skip invalid requests
                 continue