Merge pull request #29 from rolobio/large-stdin

First attempt at reducing memory usage while copying large files via std...
Bumping version to reflect pylint fixes.
Not importing in init.
Updating import examples.
Merge pull request #30 from rolobio/pylint

Pylint
Removing empty traceback from result dict.
Merge pull request #31 from rolobio/polishing

Removing empty traceback from result dict.
Fixing some formatting.
Merge branch 'polishing'
Removing unused import.
Adding pyflakes to testing requirements.
Removing unused import.
Reverting popen object after tests.
Adding python 3.4 to travis tests.
Travis-ci doesn't support Python 3.4.
Merge pull request #32 from rolobio/python-3.4

Python 3.4
Changing some badges in the readme.
Adding coveralls.
Not covering init file.
Adding coverage badge.