add error UI with customizable label and reload button
add error UI with customizable label and reload button

kuruvilla6970/Zoot,Electrode-iOS/ELHybridWeb,TheHolyGrail/Zoot,TheHolyGrail/Zoot,kuruvilla6970/Zoot,kuruvilla6970/Zoot,Electrode-iOS/ELHybridWeb