Purge; separate Audit Log and Service Log parameters into separate pages

The Database Purge wizard now has separate pages for Audit Log and Service Log parameters.

In addition the Audit Logs "Activity" option has been split into "Non-Chargeable Activities" and "Chargeable Activities".

Note, this means the finPOWER Connect Business Layer object has been updated. The "PurgeAuditLogsActivity" property has been changed to "PurgeAuditLogsChargeableActivity" and "PurgeAuditLogsNonChargeableActivity".