* Version of touch interface for user study that has disabled panning and limited zoom to prevent zooming through the planet surface
* Update starlabels.data file
* Enable minimum picking distance in NDC
* Fix stack corruption bug in TouchMarker
* Version of touch interface for user study that has disabled panning and limited zoom to prevent zooming through the planet surface
* Fix stack corruption bug in TouchMarker
* Add time limit to levmarq solver
* Add debug properties to touch GUI with a compile time flag
* Guard against accessing outside bounds
* Added exponential zoom for faster zoom with increased distance from focus node
* Refined the exponential zoom for better behavior on the touch table
* Added properties for disabling panning and node boundary sphere multiplier for zoom
* Added more debug logging and stopped using camera focusNode (looks deprecated) for distance calculation
* Found error in the deceleration algorithm
* Default-disable debug logging, exponential zoom coeff change and additional debug log statement
