Fix regression: Missing removeCRLF option in ExportCsv and ExportExcel plugins.
Fix missing post params in export.php for removeCRLF option in ExportCsv
and ExportExcel plugins.

This is needed after commit a564d981e9ef5022d69b2720d6a6126c73c74637
ChangeLog entry for pull request 409
Merge branch 'QA_4_0'