Fixed export unicode error
Created by: OlivierBerro
Fixed encoding error when eporting data.
Error
File "/usr/local/lib/python2.7/dist-packages/hamster/reports.py", line 162, in init self.csv_writer.writerow([h for h in headers]) UnicodeEncodeError: 'ascii' codec can't encode character u'\xe9' in position 7: ordinal not in range(128)