Fixed the problem that URL cannot be generated if user name is not English (e.g Korean etc).
Fixed the problem that URL cannot be generated if user name is not
English (e.g Korean etc).

haitran2011/Rocket.Chat.iOS,RocketChat/Rocket.Chat.iOS,legendecas/Rocket.Chat.iOS,RocketChat/Rocket.Chat.iOS,haitran2011/Rocket.Chat.iOS,RocketChat/Rocket.Chat.iOS,legendecas/Rocket.Chat.iOS,legendecas/Rocket.Chat.iOS,haitran2011/Rocket.Chat.iOS