Set tosdr logger as the default.

- All logs from the add-on should be found in “Browser console” with
“tosdr:” initial.
- Log GET requests.
Fix Notification/Services update bugs.

- last Notification date for each service should be kept even after
services update every 2 weeks.
- The add-on will update services only if it’s outdated (>14 days) or
first time installing the add-on.
- Logs disabled in XPI.