removed 'replaceable' from Medium declaration in some examples to avoid cluttered package browser
fixed conflicting declaration of sensor in HP_AirWater
added new ports to HeatSource_HP_BW.mo and HP_BrineWater.mo
changed implementation of HeatSource_HP_BW.mo using graphical elementents
changed medium declaration in PartialDynamicHeaterWithLosses.mo to be the first parameter
fixed bug in IDEAS.Fluid.Production.Boiler where Medium was not propagated to heatsource, which caused errors
Merge branch 'Annex60' of github.com:open-ideas/IDEAS into Annex60

merged changes from DaP