Merge pull request #898 from houqp/houqp-master

fix(ui): hide button framecontainer background in hide() method
Adding Touch Menu Wifi Status icon/Toggler for Kobo and Kindle. Change to
NetworkMgr:getWifiStatus() to ping default gateway instead of 8.8.8.8.
Add tidy up option after failed update.
Merge pull request #900 from gontofe/OTAfix

Add tidy up option after failed update.
Merge pull request #899 from gontofe/WifiMenuToggle

Adding Touch Menu Wifi Status icon/Toggler for Kobo and Kindle.