split_by_probe is smart now and virtually instantaneous.
interpolate is smart and fast
msd works fast, in simple and detailed mode. introduced traj, subarray of probe. plot_msds is unfinished.
plot_msds works
Renamed vduration -> duration. Dropped Stack status.
sql-related functiosn prefixed with sql_
added ensemble_msd and changed plot_msd
separate connect() module
Drift subtraction happens, but not correctly.
Corrected major error in drift(). More to fix?
minor drift plot changes
Reworked drift() more like Crocker/Weeks. Fixed bug in split_by_probe.
Added more plotting tools and basic power law fitting.
Can plot and fit both branches of heterogeneous MSD. Messy but effective.
Image overlay has correct xlim, ylim.
plot_traj can overlay an image.
Fixed error in insert.
Plot tweaks
More plot tweaks
track() now closes idl object when done.