Signup abuse detection and blocking 1.15.2

Fix setting up tor detection configuration on new install
It was adding a "1" to the server field, which was causing a redundant DNS lookup which should fail
Update Tor scoring to support non-numeric scoring (ie explicit reject/moderate/add-to-group/none)
For new installs, enable "Show Detection Methods" option by default.
This option will likely be removed in future releases and always enabled

Fix detection of per-user email links being touched by the wrong user did not generate multi-account reports

[*]Require Standard Library by Xon v1.18.0+
[*]Fix uninstaller leaving behind some cached data
[*]Use php 7.2 typehinting in more locations
[*]Add "Multi-account registration mode - specific permissions" option to trigger the "Multi-account registration mode - specific" action when the detected multi-account has been explicitly allowed/denied per-user permissions

• Require Standard Library by Xon v1.17.0+
• Uses standardized route building to avoid conflicts with other 3rd party add-ons
• Add specific message in the thread view for why a user can't reply to a thread when the per-day limit has been reached

• Fix "accept/moderate/reject/addToGroup" as score values where not phrased

• When multi-account report creator validation fails, log an error to help diagnose why