Added blacklist server github adress in readme
Cleaning ss.storage at extension uninstall
Added an alert message when closing settings while extension is activated
Search term in default blacklist must be more than 3 characters long
Password can be recovered through a private question
Merge pull request #54 from gcornu/recover-password

Recover password through a private question
Time limit method can npxw be set to overall or by category
Overall limit is now functional
Merge pull request #55 from gcornu/time-limit

Overall time limit
Removed comments in timelimit
Added a button to delete custom lists categories
Fixed a bug when defining categories in custom list for the first time
Custom lists categories aren't removed even if they're empty
Fixed merge