Task #0075: Mooving random seeding to Python.
Task #0076: Seed from Python.
Task #0078: Perparing for two new trajectory format.
Task #0078: Preparing for common trajectory base class.
Task #0078: Trajectory base class implementation and tests.
Task #0078: Skeleton for the XYZTrajectory class and test.
Task #0078: Write XYZ header function.
Task #0078: More work on the XYZ trajectory output.
Task #0078: XYZ Trajectory IO.
Task #0078: Final touch on the xyz trajectory output.
Task #0079: Transform to cartesian coordinates.
Task #0079: Mean square displacement analysis in cartesian coordinates.