Specify MINUIT strategy
Build for more different architectures
Transplant some stuff from DalitzPlotPdf to devcomplex; also switch to using cartesians
More changes and re-organisation. This now compiles, but probably doesn't run...
Lots more changes, not runtime tested but most of the logic should be in place
Various changes to allow flagging of what behaviour we want etc. etc. etc.
Many changes, including addition of a new PDF for constraining the phase difference as calculated by two other functions