More interfaces for pointers+solution

X+*input (Phrase) determines the input method for pointers ending in +X. (The list of cards to choose from is specified by +*options.)

Possible values for +*input are:

• list (default, the original Pointer interface)
• select (from a menu)
• radio
• checkbox
• multiselect (from a list)

Also:

• full — implement full for Pointer input
• textbox — implement textbox for Pointer input

Also see add ability to limit number of Pointer items.