[reledit] do NOT propose to edit composite-related entities (unlinking would destroy the other side)

[formwidgets,formfields] hum, this way

merge

merge

[htmlhelpers] notes about seemingly unused functions (remove for cw 3.4 ?), cleanup a bit

[formfields,formwidgets] move default size and maxlength from field to widget init (that is quite still unsatisfactorily)

for some reason, use of an anonymous function makes things more readable

ability to map attributes to something else than usual cw mapping on sql generation

fix regression w/ NOT symetric relation (distinct not needed)

handle attribute selection on variable selected using MAX()

don't use internal address

added some assertion on expected hooks class attributes

rewrite test schema using a single schema file

[formwidgets] ensure textarea for richstring has not ridicuously small size (close #344547)

oops

[tests] make tests conform to new input/text size and manxlength