use 'install_requires' in setup.py over requirements.txt; update unit_tests

Merge branch 'master' of https://github.com/EaterOA/secret-sharing into EaterOA-master

Merge pull request #9 from prusnak/master

add possibility to define own prime in points_to_secret_int and secret_int_to_points

Remove setup deps in favor of existing requirements.txt

Add support for python 3.4

Add install requirements and remove test dependency

add slack badge to readme

Update README.md

update continuous integration service to CircleCI

Merge pull request #11 from onenameio/develop

add in build status badge, update license year

Merge pull request #10 from onenameio/develop

add in travis-ci config file

replace entropy.py with 'utilitybelt'