message: make getRSSIQuality public
diff: @@ -165,6 +165,7 @@ class WiFiManager
  // get the AP name of the config portal, so it can be used in the callback
  String getConfigPortalSSID();
  + int getRSSIasQuality(int RSSI);
  // erase wifi credentials
  void resetSettings();
  @@ -439,7 +440,6 @@ class WiFiManager
  String getHTTPHead(String title);
  String getMenuOut();
  //helpers
  - int getRSSIasQuality(int RSSI);
  boolean isIp(String str);
  String toStringIp(IPAddress ip);
  boolean validApPassword();
  