public access for protocol handlers and protocol commands -- to be used within reason;

always enable "minimize" to simplify interaction model; override params more directly -- they are no longer echoed in minimize command;

sledgehammer sendback always uses Markup.padding_command: sensible default for most practical applications -- old-style in-line replacement is superseded by auto mode or panel; back to Normal mode: with output_result it is sufficient to determine TTY vs. PIDE operation;

recovered Locale.intern from d51bac27d4a0 (still used in AFP/Simp);

NEWS;

eliminated pointless subgoal argument;