Fundraising pt_BR Translation ( Doesnt Work )

Hi there,

Im making the translation of Fundraising plugin to pt_BR but it doesnt work.

Ive tried to rename wpmu-fundraising-default.po to:

1) wpmu-fundraising-pt_BR.po
2) wpmu-fundraising-default-pt_BR.po
3) fundraising-pt_BR.po

Without success. Any thougts someone?

OBS: Yes, i have pt_BR language defined on config.php

Thanks