IMGUR: fix for small images
IMGUR: fix for small images

crisbal/Node-Telegram-Bot,piguet/Node-Telegram-Bot,crisbal/Node-Telegram-Bot,piguet/Node-Telegram-Bot,crisbal/Telegram-Bot-Node,blackdev1l/Telegram-Bot-Node,crisbal/Telegram-Bot-Node,blackdev1l/Telegram-Bot-Node