NPC-400 #comment Adds vector file sensor test in unittest format and adds relevant data files.
Pylint fixes for vector_file_sensor_test.py.
Slight simplification of vector file sensor test.
Merge pull request #272 from scottpurdy/vector_file_sensor_test

Vector file sensor test
Merge branch 'master' into clang-warnings
fix VectorFileSensor, passes (newly) added tests