Merge pull request #13989 from ian-liu/settings/Bug926334_To_support_EAP-SIM_and_WPA-EAP_option_in_WLAN_settin

Bug 926334 - [Gaia] To support WPA-EAP options(PEAP, TLS, TTLS) and manage certificate in WLAN setting. r=@crh0716
Merge pull request #14522 from ian-liu/settings/Bug926334_To_support_WPAEAP_options_PEAP_TLS_TTLS

Bug 926334 - [Gaia] To support WPA-EAP options(PEAP, TLS, TTLS) and manage certificate in WLAN setting. r=@crh0716