Add IP χ² branch to small tree
Update plotting script to use IP χ² tree branch
Profile plots for bachelor pT vs IP χ²
Fix legend positioning in profile plots
Do not draw normalised profile plots for IP χ² vs pT
Script to make profile plots
Cleaner multi-variable profile plots
Clean up.  Modes and variables structured as dicts
Minor fix
Reorganise variable configuration

Now instead of variables, configure plots.  Easier configuration, just
add extra element to the dictionary to add a plot.  Rename variables /
keys appropriately.
Smart horizontal/vertical lines indicating PID cuts
Remove unnecessary plot (was there for testing)
Fix python garbage collection issue
Add decay time distribution plots for time < 1 ps
Consolidate all profile plots into one script
Clean up convoluted cut string generation