Docs: basalt.update()

docs/objects/Basalt/update.md

@@ -1,18 +1,23 @@
-## basalt.update
+
+# basalt.update
+
 Calls the draw and event handler once - this gives more flexibility about which events basalt should process. For example you could filter the terminate event.
 Which means you have to pass the events into basalt.update.
 
-#### Parameters: 
-1. `string` The event to be received 
+## Parameters
+
+1. `string` The event to be received
 2. `...` Additional event variables to capture
 
-#### Usage:
+## Usage
+
 * Creates and starts a custom update cycle
+
 ```lua
 local mainFrame = basalt.createFrame()
-local aButton = mainFrame:addButton():setPosition(2,2)
+mainFrame:addButton():setPosition(2,2)
 while true do
     local ev = table.pack(os.pullEventRaw())
     basalt.update(table.unpack(ev))
 end
-```
+```