Put urlconfig.txt under control
Changed DDR arrows
Moved tracker external libraries into project
Guitar revamp, add image
Improved handling/messages in sensorcrop -- error if failure
Adjusted LED spacing, positions
Display ping messages
Modified handling of urlconfig.txt in FrontEnd to be more robust
Changed help messages for failure to connect to Ableton
Only load songs from Ableton for which we have a name/tempo entry in Ableton.m
Added default layout in lightcorners
Increased number of samples in locatecameras
Check for Ableton messages even if ableton is off for health monitoring
Plot invalid points in yellow
pixcalibrate: Only use closet 5 neighbors for stray check

Was previously spanning large regions and accepting stray points
Track interpolations in pixcalib
Added messages when no vis is available
Updated camera positions based on run of locatecameras()

After mounting on metal plates
Moved libraries into project
Added TrackSets and utilities for arming specific Midi tracks