- no strings reallocation
- faster for-loops

Change-Id: I98a355eb3bcb48219afd6334615c9c092ed1a352
Reviewed-on: https://gerrit.libreoffice.org/45142Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>