Trajectories class to manage chunking of trajectory DataFrames.
PLT: plot_displacements takes kwargs for customization.
EHN: Add video log parsing utilities.
ENH: Add random_walk to utils.
Merge branch 'first-look'
CLN: Remove core subdirectory; it was unneeded complication.
CLN: Remove and rename video tools. Stop issuing warnings on load.
Change README links from danielballan to soft-matter.
ENH: Add util for changing timedeltas into frame numbers (which is more complex than it should be)
Move video tests in preparation for splitting repo.
ENH: Depend on yaml-serialize for a rotation curve container.
Merge branch 'rotation-curve-yaml'