Newly added property Office::Common::StylesAndFormatting::Preview
can now be used to turn off "Style And Formatting" style preview.

Change-Id: I2e01de2a74e2d295557c87022a7b745ce23b4800
(cherry picked from commit 210f42a3)
Reviewed-on: https://gerrit.libreoffice.org/17177Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Michael Meeks <michael.meeks@collabora.com>
Tested-by: Michael Meeks <michael.meeks@collabora.com>