Dropped tab layout, floating info window and clean

No longer using tabs, all info in one bottom panel.
Added a floating info window, can open from control bar.
Cleanup vertical widths for scroll bars in some panes.

src/simulator/gui.odin

@@ -103,9 +103,13 @@ run_gui :: proc(sim: ^Simulator) {
 
 		// Bottom
 		// ------------------------------------------
-		gui_bottom_tabs(layout.bottom_panel, sim)
+		gui_bottom_panel(layout.bottom_panel, sim)
 		gui_status_bar(layout.status_bar, sim)
 
+		// Info Box
+		// ------------------------------------------
+		gui_info_box(layout.info_box, sim, screen_width, screen_height)
+
 		rl.EndDrawing()
 	}
 
@@ -196,5 +200,14 @@ calc_layout :: proc(screen_width: f32, screen_height: f32) -> Layout {
 			width = screen_width,
 			height = STATUS_BAR_H,
 		},
+
+		// ------------------------------------------
+		// Info Box
+		info_box = rl.Rectangle{
+			x = (screen_width / 2 - 200),
+			y = (screen_height / 2 - 200),
+			width = 400,
+			height = 140
+		}
 	}
 }