StiSsXDetectorBuilder: Removed old debugging sti2root from the main branch
PrgOptionProcessor: Make use of environment variables
A ROOT macro with style can be used to prettify output histograms
Modified SaveAllAs() to accept an output path as a parameter
Added a method to fill histograms which can be derived from the primary ones without calling a Fill()
StiScanRootFile: Fix return type and value
StiScanHistContainer: Allow the user to request log scale through histogram options
Minor corrections