We summarize here the issues related to login (and signup).
1. Other login options
We should have the following login option:
2. Password recovery and change
We need to add new features (#706):
Fixed by #804
3. Problem with special characters
4. Chahub buttons not working
5. Confusing login error
The problem is that, when an account is not active (i.e. email not confirmed), the user receives this confusing error message when trying to login:

While the error message should be something like "Please confirm your email [...]".
Last detail, the sentence "Note that both fields may be case sensitive" is unclear. If username is case sensitive, then we should write "Note that both fields are case sensitive".
6. Confirmation email not received
It seems that some users does not receive the confirmation email. We need to understand why.
7. Do not delete user account when confirmation fails
8. Prevent long usernames
Done by #819
9. No terms of service
We can simply point to this page: https://github.com/codalab/codalab-competitions/wiki/Privacy with a required box field.
Done by #791.
We summarize here the issues related to login (and signup).
1. Other login options
We should have the following login option:
2. Password recovery and change
We need to add new features (#706):
Fixed by #804
3. Problem with special characters
4. Chahub buttons not working
5. Confusing login error
The problem is that, when an account is not active (i.e. email not confirmed), the user receives this confusing error message when trying to login:
While the error message should be something like "Please confirm your email [...]".
Last detail, the sentence "Note that both fields may be case sensitive" is unclear. If username is case sensitive, then we should write "Note that both fields are case sensitive".
6. Confirmation email not received
It seems that some users does not receive the confirmation email. We need to understand why.
7. Do not delete user account when confirmation fails
8. Prevent long usernames
Done by #819
9. No terms of service
We can simply point to this page: https://github.com/codalab/codalab-competitions/wiki/Privacy with a required box field.
Done by #791.