bug fixed, durante l'upload in batch degli avatar degli speaker veniva persa l'estensione originale del file
bug fixed, durante l'upload in batch degli avatar degli speaker veniva persa l'estensione originale del file

PythonSanSebastian/epcon,artcz/epcon,artcz/epcon,barrachri/epcon,EuroPython/epcon,EuroPython/epcon,yakky/conference,barrachri/epcon,PythonSanSebastian/epcon,pythonitalia/conference,barrachri/epcon,artcz/epcon,PythonSanSebastian/epcon,PythonSanSebastian/conference,malemburg/epcon,PythonSanSebastian/epcon,yakky/conference,barrachri/epcon,PythonSanSebastian/conference,malemburg/epcon,PythonSanSebastian/epcon,matrixise/epcon,EuroPython/epcon,matrixise/epcon,artcz/epcon,matrixise/epcon,artcz/epcon,barrachri/epcon,artcz/epcon,PythonSanSebastian/conference,pythonitalia/conference,malemburg/epcon,PythonSanSebastian/epcon,barrachri/epcon,EuroPython/epcon,malemburg/epcon,malemburg/epcon,matrixise/epcon,matrixise/epcon,malemburg/epcon,pythonitalia/conference,matrixise/epcon