-------------------- 2015 12 August - Package SpinFrames pre-released with initial version 0.5.0. -------------------- 2016 12 August - Moved OrderedPlus definitions to TexAct. -------------------- 2017 3 March - Added $DyadCalcInfo option. -------------------- 2018 21 February - Fixed some problems with InertScalarOp. -------------------- 2021 3 September - Added section 5.4 and 5.5 for symmetric spinor calculations.