Some nice rounding in float representation

scripts/Ship/player_ship.gd

@@ -10,3 +10,12 @@ class_name PlayerShip
 var selected_node: Node2D = null
 ## Currency variable
 var money: float = 1000.0
+## Base which was requested to dock last
+var docking_base: Base = null
+
+func destroy():
+	super.destroy()
+	if docking_base != null:
+		docking_base.dock_ready()
+		docking_base = null
+	selected_node = null