HIG fixes in sw

Change-Id: I0d70e69909f6e58784aa4bc7cf03ae9f4219c992
Reviewed-on: https://gerrit.libreoffice.org/12312
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>