Bug 17590 - Exporting reports as CSV with 'delimiter' SysPref set to 'tabulation...

Bug 17590 - Exporting reports as CSV with 'delimiter' SysPref set to 'tabulation' creates files with 't' as separator

To test:
Set 'delimiter' system preference to 'tabs'
Export a report as csv
Open the file in text editor and note fields separated by character 't'
Apply patch
Export report as CSV
Open file in text editor and note tabs are used to separate fields

Signed-off-by: Bernardo Gonzalez Kriegel <bgkriegel@gmail.com>
tabs now, no errors.

Signed-off-by: Jonathan Druart <jonathan.druart@biblibre.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
(cherry picked from commit b4d94a5ea4a3d9dac4295c53497cbb25e1b1212b)
Signed-off-by: Julian Maurice <julian.maurice@biblibre.com>