This commit removes some @author annotations and some cleanup.

Change-Id: Iaf2c4465825dc73af6c1d7377ae847262721c22b
Signed-off-by: José Guilherme Vanz <guilherme.sft@gmail.com>
Reviewed-on: https://gerrit.libreoffice.org/1122Reviewed-by: Norbert Thiebaud <nthiebaud@gmail.com>
Tested-by: Norbert Thiebaud <nthiebaud@gmail.com>