Update AliasProperty caching to cache value only if "cache" argument is True. Fixes the case when "bind" is None or empty list/tuple and "cache" is True. If "force_dispatch" is True, it will always dispatch current value on each setter call.
Update AliasProperty caching to cache value only if "cache" argument is True. Fixes the case when "bind" is None or empty list/tuple and "cache" is True. If "force_dispatch" is True, it will always dispatch current value on each setter call.

rnixx/kivy,rnixx/kivy,matham/kivy,matham/kivy,akshayaurora/kivy,kivy/kivy,matham/kivy,inclement/kivy,kivy/kivy,inclement/kivy,rnixx/kivy,kivy/kivy,inclement/kivy,matham/kivy,akshayaurora/kivy,akshayaurora/kivy