Case-insensitive quiz names
On creating a new hashtag, save it with small letters. Joining a quiz should be case-insensitive. Always trim the hashtag inputs (remove whitespaces before and after the first / last character)
On creating a new hashtag, save it with small letters. Joining a quiz should be case-insensitive. Always trim the hashtag inputs (remove whitespaces before and after the first / last character)