MDL-44746 core_events: removed incorrect uses of snapshots
MDL-44746 core_events: minor changes to the user_deleted event
MDL-44717 events: Fix incorrect urls in various core events

Also includes minor string and code style fixes

AMOS BEGIN
 MOV [eventblogassociationcreated, core_blog],[eventblogassociationadded, core_blog]
AMOS END
MDL-44717 events: Fix incorrect urls in various reports

Also includes minor string and code style fixes
MDL-44717 events: Fix incorrect event urls in various sub-plugins

Also includes minor string and code style fixes
MDL-44717 events: Fix incorrect urls in various modules

Also includes minor string and code style fixes
MDL-44717 events: Quick update to incorrect mod workshop class definition.
MDL-44717 events: Fix for the name strings in various events.

AMOS BEGIN
 MOV [eventnoteupdate, core_notes],[eventnoteupdated, core_notes]
AMOS END