reuse 2d vector class from https://github.com/31415us/linesNcircles and make it pep8 conform
use python package structure
add default arguments to constructor
fix project structure and unittest discovery
used rm instead of git rm
interpreter woes
unit tests for Vec2D class
add tests for orientation function
integrate travis
python is not compiled
replace assertAlmostEquals with assertAlmostEqual
Merge pull request #1 from 31415us/master

setup project structure/add first class and unit tests/integrate travis