Basalt 1.7 Update

- New Objects (Flexbox, Graph, Treeview)
- Pluginsystem to add/remove functionality
- Reworked the entire Object system, instead of one big Object Class we have multiple classes: Object, VisualObject, ChangeableObject
- Instead of one big Frame Class we have multiple Frame Classes: BaseFrame, Frame, MovableFrame, ScrollableFrame, MonitorFrame, Flexbox
- Removed the Animation Object, and added a animation plugin instead
- Removed the Graphic Object and merged it's functionality with the image object
- Updated currently existing objects

docs/objects/Container/updateZIndex.md

@@ -0,0 +1,25 @@
+## setFocusedObject
+
+### Description
+
+Updates the z-index of a specified object within the container. This is useful when you need to change the z-index of an object after it has been added to the container.
+
+### Parameters
+
+1. `object` The object whose z-index you want to update.
+2. `number` The new z-index value for the object.
+
+### Returns
+
+1. `object` The object in use
+
+### Usage
+
+```lua
+local frame = basalt.createFrame()
+local button1 = frame:addButton():setZIndex(1)
+local button2 = frame:addButton():setZIndex(2)
+
+-- Update button1's z-index to be above button2
+frame:updateZIndex(button1, 3)
+```