! Don't disable maintenance mode when saving DB settings (fixes #1180)

Signed-off-by: Michael Eshom <oldiesmann@oldiesmann.us>
Properly fix #1180 this time - turns out saving general settings overwrote the two boolean DB settings...

Signed-off-by: Michael Eshom <oldiesmann@oldiesmann.us>
Merge pull request #1181 from Oldiesmann/release-2.1

! Don't overwrite checkboxes from one page when saving settings on another page
Merge pull request #1183 from Arantor/release-2.1

! When deleting or restoring a topic, don't actually touch the messages'...