Replace complex uses of ::std::for_each with a range-based for-loop.

Change-Id: I57d3d2e830e7700b793e1836777cbe72504c6825
Reviewed-on: https://gerrit.libreoffice.org/18817Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>