update README.rst
ignore png
use thread
use sys.stderr output error message
show progress bar
add [-q|--quiet] argument for hide progress bar
update README.rst
fix python 3.x test fail
file path support Unix shell-style wildcards
update changelog
update changelog
test for python 3.2 and 3.4
remove python 3.4 from allow_failures
support python 3.4
bump version to 0.1.1
forgot add argparse
fix typo
Merge branch 'release-0.1.1'