去掉obi，使用自写绳索

Assets/Obi/Editor/Common/Blueprints/Properties/ObiBlueprintMass.cs

@@ -1,33 +0,0 @@
-namespace Obi
-{
-    public class ObiBlueprintMass : ObiBlueprintFloatProperty
-    {
-
-        public ObiBlueprintMass(ObiActorBlueprintEditor editor) : base(editor,0)
-        {
-            brushModes.Add(new ObiFloatPaintBrushMode(this)); 
-            brushModes.Add(new ObiFloatAddBrushMode(this));
-            brushModes.Add(new ObiFloatCopyBrushMode(this, this));
-            brushModes.Add(new ObiFloatSmoothBrushMode(this)); 
-        }
-
-        public override string name
-        {
-            get { return "Mass"; }
-        }
-
-        public override float Get(int index)
-        {
-            return ObiUtils.InvMassToMass(editor.blueprint.invMasses[index]);
-        }
-        public override void Set(int index, float value)
-        {
-            editor.blueprint.invMasses[index] = ObiUtils.MassToInvMass(value);
-            editor.blueprint.edited = true;
-        }
-        public override bool Masked(int index)
-        {
-            return !editor.Editable(index);
-        }
-    }
-}