fix issue of upload page not working due to method protection
fix issue of upload page not working due to method protection

method set as protected in the Ml_Upload class when it must be public

Signed-off-by: Henrique Vicente <d390f26e2f50ad5716a9c69c58de1f5df9730e3b@gmail.com>

henvic/vehikel,henvic/vehikel,henvic/vehikel