#9888 show the cc info as the last guest detail group
#9888 do not allow to use the unsafe cc fields for new information
#9906 Warning if a resevation with payments is going to be cancelled
#9894 warning when reservation open (edRes) and a bed is moved (drag n drop)
graphical adjustments to the edit reservation dialogue
#9890 delete payment type+age category
#9904 speedup for grid display: sometimes the grid was very slow. Especially when many days were displayed and when using special prices (RPG or yield manager).
Crash when quickly deleting many beds/persons in edit reservation dialogue
#9912 Eye icon to toggle visibility of the password