Addition of .uno:StyleApply , .uno:StyleUpdateByExample and .uno:StyleNewByExample uno commands to the sidebar

Change-Id: Iab6f1fb465066fce523fd376038a059189f1b842
Reviewed-on: https://gerrit.libreoffice.org/16279Reviewed-by: Yousuf Philips <philipz85@hotmail.com>
Tested-by: Yousuf Philips <philipz85@hotmail.com>
(cherry picked from commit e436f311)
Reviewed-on: https://gerrit.libreoffice.org/16306Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>