SIFR: Adding new icons for page break & number and footnote and fixing others

Change-Id: Ib1ff131dc54fb15fdd72fc17db239b2e5c9c7ee6
Reviewed-on: https://gerrit.libreoffice.org/12169
Reviewed-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>
Tested-by: Samuel Mehrbrodt <s.mehrbrodt@gmail.com>