Better definition layout, page_status labels, content changes

content/LuaFunctions/mgCameraShake.md

@@ -1,7 +1,7 @@
 ---
 title: 'mgCameraShake'
 description: 'used to visually shake the camera'
-layout: 'LuaFunctions'
+layout: 'definition'
 page_status: 
 - 'stub'
 ---

content/LuaFunctions/mgCommand.md

@@ -0,0 +1,22 @@
+---
+title: "mgCommand"
+description: "Executes internal commands"
+layout: "LuaFunctions"
+page_status: 
+- stub
+see_also:
+- "/builtincommands/"
+---
+
+## Usage
+
+```lua
+mgCommand(command)
+```
+`command` includes both the command itself and parameters used
+
+<!--
+optional arguments are written in square brackets
+
+below you can add examples
+--->