[fix bug 989114] Start voting period 72 hours after the request.
Merge pull request #692 from akatsoulas/989114

[fix bug 989114] Start voting period 72 hours after the request.
[bug 990527] Rename field verified_recruitment to verify_activity in reports.
[fix bug 990527] Fix wrong message when a user invalidates a report.

* Minor PEP8 fixes.
Merge pull request #688 from akatsoulas/990527

[fix bug 990527] Fix wrong message when a user invalidates a report.
[fix bug 993550] Delete old report tables.