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/List/selectItem.md

@@ -1,19 +1,26 @@
 ## selectItem
-selects a item in the list (same as a player would click on a item)
 
-#### Parameters: 
-1. `number` The index which should get selected
+### Description
+
+Selects an item in the list (same as a user would click on an item).
+
+### Parameters
+
+1. `number` The index of the item that should be selected
+
+#### Returns
 
-#### Returns:
 1. `object` The object in use
 
-#### Usage:
-* Creates a default list with 3 entries and selects the second entry.
+### Usage
+
+* Creates a default list with 3 entries and selects the second entry
+
 ```lua
 local mainFrame = basalt.createFrame()
 local aList = mainFrame:addList()
 aList:addItem("1. Entry")
-aList:addItem("2. Entry",colors.yellow)
-aList:addItem("3. Entry",colors.yellow,colors.green)
+aList:addItem("2. Entry", colors.yellow)
+aList:addItem("3. Entry", colors.yellow, colors.green)
 aList:selectItem(2)
-```
+```