Release 0.93:
	- optional color function parameter for generic list
	- optional edition function for generic lists
	- new button 'up' to move up elements in lists
	- optional help messages in tooltips
	- type parameter kind hidden, you must use functions
	  to create parameters
	- added a generic list parameter
	- added parameter eq to indicate an equality predicate
	  for elements of lists (strings, filenames, generic lists),
	  to allow or not doubles in lists

Release 0.92 :
	- new font param added, to select a font
	- the selected color is showed for color parameters
	- convenient functions added to create parameters

Release 0.91:
	- new date param added, to edit dates