Fix https://github.com/e-dard/flask-s3/issues/16
Trim EOL whitespace and other PEP8 issue by autopep8
Use tqdm for progress bar if log level=INFO
fix by autopep8
Setup.py changes
Use nose2 for run tests
Converts old string formatting code to new .format() style.

Converts statements of the form

    '%s' % foo

to statements of the form

    '{0}'.format(foo)

This completes removal of code necessary for Python 2.5 support; Flask no longer support Python 2.5.
Fix https://github.com/e-dard/flask-s3/issues/17
Improvement utilities
Forgot deps
Tox
Fix log-capture
Boto not support py3
Add me to contributers
Remove the dependency on unittest2
Fix bug
Revert "Fix https://github.com/e-dard/flask-s3/issues/17"

This reverts commit 4e9b98df3fcba5a18a311603d5d02726bb8e47e5.
Pep8 fix: trim lines to 80 symbols in each line
Revert using unittest
WIP
Change setup.py
Revert from nose2 to nose
Support python 2.6
Nose and coverage settings
Nose and coverage settings
Merge branch 'new_features' of https://github.com/klinkin/flask-s3 into new_features