Although this may seem consistent with remove( int, int ), it is
in fact rather misleading API. The biggest offender is most probably
buffer.remove( 'a' ) , which definitely does not do what it suggests
to do.

Change-Id: I287619cd4b953228b93fa68fb381d66c344c3865
Reviewed-on: https://gerrit.libreoffice.org/1256Reviewed-by: Michael Stahl <mstahl@redhat.com>
Tested-by: Norbert Thiebaud <nthiebaud@gmail.com>
Reviewed-by: Norbert Thiebaud <nthiebaud@gmail.com>