Method Clear

KBotExt/imgui/imgui.h:2343–2343

- Get***() functions find pair, never add/allocate. Pairs are sorted so a query is O(log N) - Set***() functions find pair, insertion on demand if missing. - Sorted insertion is costly, paid once. A typical frame shouldn't need to insert any new pair.

	// - Set***() functions find pair, insertion on demand if missing.
	// - Sorted insertion is costly, paid once. A typical frame shouldn't need to insert any new pair.
	void                Clear() { Data.clear(); }
	IMGUI_API int       GetInt(ImGuiID key, int default_val = 0) const;
	IMGUI_API void      SetInt(ImGuiID key, int val);
	IMGUI_API bool      GetBool(ImGuiID key, bool default_val = false) const;