chg: ncurses ui rename to rmrf-cursed

src/app/rmrf-cursed.cpp

src/app/rmrf-cursed.ldflags

src/ui-cursed/display.cpp

src/ui-cursed/display.hpp

src/ui-cursed/event.cpp

src/ui-cursed/event.hpp

src/ui-cursed/new_child_event.cpp

src/ui-cursed/new_child_event.hpp

src/ui-cursed/progress_indicator.hpp

src/ui-cursed/ui_context.hpp

src/ui-cursed/view.cpp

src/ui-cursed/view.hpp