Added tools for visualizing trajectories.
Added tools for visualizing trajectories.

PWhiddy/kbmod,DiracInstitute/kbmod,jbkalmbach/kbmod,DiracInstitute/kbmod,jbkalmbach/kbmod,jbkalmbach/kbmod,DiracInstitute/kbmod,PWhiddy/kbmod,PWhiddy/kbmod,DiracInstitute/kbmod,jbkalmbach/kbmod,PWhiddy/kbmod