LPS-44108 SF
Revert "LPS-50631 Regen"

This reverts commit c97e8a1c83e4eb2f93edb1d8b531d060f0cd7708.
Revert "LPS-50631 Force propagation from site template"

This reverts commit b43722faefa7991771ad3434dd69920ba8257ba3.
LPS-51871 By default the email from name for Message boards should be the name of the user who posted the message